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Longer LK4 PRO
Facts:
151 Specifications & 16 Highlights
If general information, dimensions & weight, environmental & power & build specifications matters to you, this Longer LK4 PRO 3d printer delivers. Alongside it, you get 151 total specs & features worth knowing.
A fast snapshot of the Longer LK4 PRO, covering its standout specification and what you can expect right out of the box.
Longer LK4 PRO
The Longer LK4 PRO 3D Printer refines the LK4 with a 220 × 220 × 250 mm build volume, tempered-glass heated bed, and TMC2208 stepper drivers for quieter, smoother motion. It arrives about 90% pre-assembled and includes a 4.3" touch screen, filament detection, and resume-print functions, so day-to-day use feels straightforward. Automatic or assisted leveling on many bundles makes it a friendly upgrade for users stepping up from very basic kits.
Specifications & Facts
151
Specs measured. Drama avoided.
Full specs. Full breakdown. Real feedback. The Longer LK4 PRO 3d printer goes head-to-head with other 3d printers. Join the review squad.
General Information
12
Longer LK4 PRO
Product Name
What is the product name?
0
Longer LK4 PRO
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Longer LK4 Pro
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The product is officially named the Longer LK4 Pro, identifying it within Longer's line of 3D printers and distinguishing it from previous models.
The commercial name of the 3D printer.
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Model Number
What is the model number?
0
Longer LK4 PRO
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LK4 Pro
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The model number for this 3D printer is LK4 Pro, which helps identify the specific version and capabilities within the Longer product line.
Manufacturer’s reference code for precise identification.
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Release Year
What is the release year?
0
Longer LK4 PRO
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2019
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The 2019 release year indicates that the Longer LK4 Pro is a more established 3D printer, benefiting from user feedback and potential firmware updates over time.
The year the 3D printer was first released.
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Supported Applications
What applications are supported?
0
Longer LK4 PRO
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Prototyping, Miniatures, Engineering
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This printer is suitable for diverse applications including Prototyping of functional parts, creating Miniatures with intricate details, and Engineering tasks requiring accurate dimensions.
Lists the most common applications supported.
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Assembly Type
What is the assembly type?
0
Longer LK4 PRO
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Kit
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The Kit assembly type means the printer requires some user assembly, which can be an educational experience and potentially reduce the initial cost compared to a prebuilt machine.
Shows whether the printer is sold as a kit requiring assembly or fully prebuilt.
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Printer Type
What type of printer is it?
0
Longer LK4 PRO
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FDM/FFF
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Defines the printing technology used by the machine.
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Intended Use
What is the intended use?
0
Longer LK4 PRO
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Consumer, Educational
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Identifies the main user category.
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Target User Level
What is the target user level?
0
Longer LK4 PRO
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Beginner
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Indicates the recommended skill level.
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Assembly Required
Is assembly required?
Yes
0Votes
Longer LK4 PRO
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States if the printer requires assembly.
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Warranty Period
What is the warranty period?
0
Longer LK4 PRO
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1 Year
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Coverage period offered by the manufacturer.
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Upgrade Path
Does it support an upgrade path?
Yes
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Whether the printer can be expanded with official or third-party upgrades.
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Country of Origin
What is the country of origin?
0
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China
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The country where the product is designed or manufactured.
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Dimensions & Weight
10
Longer LK4 PRO
Width
What is the printer’s width?
17.32
inch
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The printer has a width of 17.32 inch (44 cm), which is important for planning its placement on a desk or workbench.
The total external width of the printer.
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Height
What is the printer’s height?
18.5
inch
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With a height of 18.5 inch (46.99 cm), the printer has a vertical footprint that should be considered for placement on shelves or under cabinets.
The total external height of the printer.
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Weight
What is the printer’s weight?
17.2
lbs
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The printer weighs 17.2 lbs (7.8 kg), making it a moderately lightweight desktop unit that can be easily moved or repositioned.
Net weight of the printer.
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Package Width
What is the package width?
18.5
inch
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The package width of 18.5 inch (46.99 cm) helps in estimating the space required for shipping and initial setup.
Width of the printer’s packaging.
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Package Depth
What is the package depth?
19.69
inch
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The package depth of 19.69 inch (50 cm) is important for logistics and ensuring adequate space for delivery and unboxing.
Depth of the printer’s packaging.
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Package Weight
What is the package weight?
21.61
lbs
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The printer's package weight is 21.61 lbs (9.8 kg), which is a manageable weight for a desktop 3D printer and suggests it can be moved relatively easily.
total shipping weight including packaging.
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Depth
What is the printer’s depth?
15.75
inch
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The total external depth of the printer.
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Package Height
What is the package height?
9.06
inch
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Height of the printer’s packaging.
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Build-to-Printer Size Ratio
What is the build-to-printer size ratio?
11.76
%
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The efficiency ratio of build volume relative to the overall printer size.
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Space Requirement
What is the space requirement?
2.22
sq ft
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The minimum flat surface area needed to safely place the printer.
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Environmental & Power
9
Longer LK4 PRO
Power Supply Voltage
What is the required power supply voltage?
0
Longer LK4 PRO
0
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100-240 Volt
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Voltage input supported by the printer’s power supply.
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Power Consumption
What is the power consumption?
280
Watt
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Average power usage during active printing.
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Operating Temperature Range
What is the operating temperature range?
0
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59-86°F
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Recommended ambient temperature range for safe operation.
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Storage Temperature Range
What is the storage temperature range?
0
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32-104°F
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Safe temperature range for storing the printer when not in use.
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Operating Humidity Range
What is the operating humidity range?
0
Longer LK4 PRO
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20-50%
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Acceptable humidity range during printer operation.
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Storage Humidity Range
What is the storage humidity range?
0
Longer LK4 PRO
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10-90%
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Safe humidity range for storing the printer.
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Power Supply Type
What type of power supply does it use?
0
Longer LK4 PRO
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Internal
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Indicates whether the printer uses an internal or external power supply.
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Idle Power Consumption
What is the idle power consumption?
10
Watt
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Power drawn while the printer is on but not printing.
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Energy Saving Mode
Does it have energy saving mode?
No
0Votes
Longer LK4 PRO
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Whether the printer includes an energy-saving or eco mode.
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Build Specifications
20
Longer LK4 PRO
Build Height
What is the build height?
9.84
inch
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The build height of 9.84 inch (25 cm) allows for printing taller objects, expanding the range of possible projects compared to printers with smaller vertical build volumes.
Maximum printable height of the build area.
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Layer Resolution Maximum
What is the maximum layer resolution?
400
microns
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The maximum layer resolution of 400 microns (0.4 mm) allows for faster prints, though at the cost of visible layer lines, making it suitable for functional prototypes rather than highly detailed aesthetic models.
Thickest layer height achievable.
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Standard Nozzle Diameter
What is the standard nozzle diameter?
0.4
mm
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The 0.4 mm standard nozzle diameter is a versatile size, offering a good balance between print speed and detail for most common FDM printing tasks.
Default nozzle diameter provided.
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Max Bed Temperature
What is the max bed temperature?
212
°F
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The maximum bed temperature of 212 °F (100 °C) is sufficient for printing with a wide range of materials, including ABS and PETG, which require higher bed temperatures to prevent warping.
Maximum heated bed temperature.
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Extruder Drive Type
What type of extruder drive does it use?
0
Longer LK4 PRO
0
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Bowden
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The Bowden extruder drive type positions the motor remotely from the hotend, reducing weight on the print head for faster movements and minimizing ghosting, though it can make printing flexible filaments more challenging.
The type of filament feeding system.
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Build Width
What is the build width?
8.66
inch
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Maximum printable width of the build area.
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Build Depth
What is the build depth?
8.66
inch
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Maximum printable depth of the build area.
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Layer Resolution Minimum
What is the minimum layer resolution?
100
microns
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Finest layer height achievable.
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Filament Diameter Supported
What filament diameter is supported?
1.75
mm
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The filament size compatible with printer.
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Max Extruder Temperature
What is the max extruder temperature?
482
°F
0Votes
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Maximum heating capability of extruder.
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Build Volume
What is the build volume?
738.56
cubic in
0Votes
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total printable volume capacity.
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Optional Nozzle Sizes
What optional nozzle sizes are supported?
0
Longer LK4 PRO
0
Votes
0.2mm, 0.4mm, 0.6mm, 0.8mm
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Alternative nozzle sizes supported.
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Min Extruder Temperature
What is the min extruder temperature?
356
°F
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Lowest operable extruder temperature.
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Bed Temperature Gradient
What is the bed temperature gradient?
5
°F
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Variance in heat across the bed surface.
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Heated Chamber
Does the printer have a heated chamber?
No
0Votes
Longer LK4 PRO
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Whether the printer has a heated build chamber.
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Number of Extruders
How many extruders does the printer have?
0
Longer LK4 PRO
0
Votes
1
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total extruders installed.
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Dual Extruders
Does it support dual extruders?
No
0Votes
Longer LK4 PRO
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Indicates if printer can run dual extruders.
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Independent Dual Extruder
Does it have IDEX support?
No
0Votes
Longer LK4 PRO
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Whether the printer supports independent extruder heads.
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Quick-Swap Nozzles
Does it have quick-swap nozzles?
No
0Votes
Longer LK4 PRO
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Nozzles can be quickly swapped without tools.
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Hotend Replaceable
Is the hotend replaceable?
Yes
0Votes
Longer LK4 PRO
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Whether the hotend can be replaced.
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Filament materials that the printer can process.
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Max Supported Filament Diameter
What is the maximum supported filament diameter?
1.75
mm
0Votes
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Maximum filament diameter that can be used.
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Supported Resin Types
What resin types are supported?
0
Longer LK4 PRO
0
Votes
None
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Resin types that the printer can use.
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Filament Dry Box
Does it support filament dry boxes?
No
0Votes
Longer LK4 PRO
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Supports use of a dry box to prevent filament moisture issues.
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Filament Auto-Loading
Does it have filament auto-loading?
No
0Votes
Longer LK4 PRO
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Automatic feeding of filament into extruder.
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Filament Drying Required
Is filament drying required?
No
0Votes
Longer LK4 PRO
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Whether drying filament before use is necessary.
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Multi-Material Printing
Can it print with multiple materials?
No
0Votes
Longer LK4 PRO
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Ability to print with multiple materials simultaneously.
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Max Number of Materials Supported
What is the maximum number of materials supported?
0
Longer LK4 PRO
0
Votes
1
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Maximum distinct materials supported in one job.
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Third-Party Material
Does it support third-party materials?
Yes
0Votes
Longer LK4 PRO
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Ability to use non-proprietary materials.
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Resin Auto-Fill
Does it have resin auto-fill?
No
0Votes
Longer LK4 PRO
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Automatic filling of resin during prints.
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Biocompatible Materials Support
Does it support biocompatible materials?
No
0Votes
Longer LK4 PRO
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Supports resins/filaments approved for medical or dental use.
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Print Speed & Performance
14
Longer LK4 PRO
Operating Noise Level
What is the operating noise level?
60
dB
0Votes
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An operating noise level of 60 dB is comparable to a normal conversation or an air conditioner, meaning it might be noticeable in a quiet room but not excessively disruptive.
Measures the sound generated during printing; lower is quieter.
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Official Max Print Speed
What is the official max print speed?
180
mm/s
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The official maximum print speed is 180 mm/s, indicating the theoretical upper limit of how fast the printer can move its print head, though actual printing speeds often vary depending on material and print quality settings.
Manufacturer-claimed maximum print speed.
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Print Accuracy
What is the print accuracy?
100
microns
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A print accuracy of 100 microns (0.1 mm) indicates the typical deviation between the intended and actual dimensions of a printed part, which is good for general-purpose FDM printing.
Degree of dimensional accuracy of printed parts.
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First Layer Calibration
How is the first layer calibrated?
0
Longer LK4 PRO
0
Votes
Manual
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Manual first layer calibration requires the user to adjust the bed height using knobs, which allows for precise tuning but takes more effort than automatic systems.
Method used for first-layer bed calibration.
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Print Adhesion Type
What type of print adhesion is used?
0
Longer LK4 PRO
0
Votes
Other
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Method used to secure prints to the bed.
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Longer LK4 PRO
Print Recovery
Does the printer support print recovery?
Yes
0Votes
Longer LK4 PRO
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Ability to resume print after power loss or interruption.
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Longer LK4 PRO
Measured Effective Print Speed
What is the effective measured print speed?
60
mm/s
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Independently measured real-world print speed.
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Time to Print Benchy
How long does it take to print a Benchy?
90
minutes
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Average time to complete the benchmark “Benchy” model.
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Bridging Performance
What is the bridging performance?
25
mm
0Votes
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Longest unsupported horizontal span printed without sagging.
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Longer LK4 PRO
Overhang Performance
What is the overhang performance?
65
degrees
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Maximum angle of unsupported overhangs achievable.
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Spaghetti/Fault Detection
Does it have spaghetti or fault detection?
No
0Votes
Longer LK4 PRO
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Detects failed prints or filament tangles.
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Longer LK4 PRO
Continuous Print Time
What is the max continuous print time?
72
hours
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Maximum supported printing time without interruption.
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Print Success Rate
What is the print success rate?
85
%
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Percentage of prints successfully completed.
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Idle Noise Level
What is the idle noise level?
45
dB
0Votes
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Measures the noise when printer is on but not printing; lower is better.
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Hardware Features
17
Longer LK4 PRO
Frame Type
What is the frame type?
0
Longer LK4 PRO
0
Votes
Cartesian
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The Cartesian frame type, similar to the Prusa i3, uses X, Y, and Z axes to move the print head and bed independently, providing a widely understood and reliable motion system.
Mechanical structure style of the printer.
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Longer LK4 PRO
Touchscreen Display
Does it have a touchscreen display?
Yes
0Votes
Longer LK4 PRO
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This printer includes a touchscreen display, enhancing user interaction with a more intuitive and modern interface compared to traditional knob-based controls.
Indicates if a touchscreen is provided for controls.
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Build Plate Type
What type of build plate does it have?
0
Longer LK4 PRO
0
Votes
Glass
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The Glass build plate provides a very smooth first layer finish and can be easily cleaned, though adhesion may require additional adhesives for some materials.
Type of build surface material.
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Filament Runout Sensor
Does it have a filament runout sensor?
Yes
0Votes
Longer LK4 PRO
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A filament runout sensor is included, which pauses the print job when the filament spool runs empty, preventing air prints and allowing the user to load new filament to continue the print.
Detects when filament runs out and pauses printing.
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Longer LK4 PRO
Power Loss Recovery
Does it support power loss recovery?
Yes
0Votes
Longer LK4 PRO
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The Longer LK4 Pro features power loss recovery, meaning it can resume printing from where it left off after an unexpected power outage. This helps to prevent failed prints and save material.
Recovers print jobs after power interruptions.
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Longer LK4 PRO
Build Plate Removable
Is the build plate removable?
No
0Votes
Longer LK4 PRO
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Whether the build plate can be detached for print removal.
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Longer LK4 PRO
Auto Bed Leveling
Does it support auto bed leveling?
No
0Votes
Longer LK4 PRO
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Automatic calibration of the print bed.
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Manual Bed Leveling
Does it support manual bed leveling?
Yes
0Votes
Longer LK4 PRO
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Support for traditional manual bed leveling.
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Enclosure
Is the printer open or enclosed?
0
Longer LK4 PRO
0
Votes
Open
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Whether the printer has an open or enclosed build chamber.
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Air Filtration
What type of air filtration is included?
0
Longer LK4 PRO
0
Votes
None
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Air filtering system for reducing fumes and particulates.
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Longer LK4 PRO
Screen Size
What is the display screen size?
3.5
Inch
0Votes
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Size of the display screen.
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Built-in Camera
Does it have a built-in camera?
No
0Votes
Longer LK4 PRO
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Camera for monitoring prints and creating time-lapses.
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Longer LK4 PRO
Lighting Inside Chamber
Does it have chamber lighting?
No
0Votes
Longer LK4 PRO
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Chamber lighting to monitor prints in progress.
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Longer LK4 PRO
Build Plate Surface Texture
What is the build plate texture?
0
Longer LK4 PRO
0
Votes
Smooth
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Surface finish of the build plate.
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Longer LK4 PRO
Cooling Fans
Does it have cooling fans?
Yes
0Votes
Longer LK4 PRO
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Fans for cooling extruder and printed layers.
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Longer LK4 PRO
Motion System
What is the motion system?
0
Longer LK4 PRO
0
Votes
Belts, Rods
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Mechanical motion system guiding the print head.
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Vibration Compensation
Does it support vibration compensation?
No
0Votes
Longer LK4 PRO
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Compensation system to reduce print artifacts.
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Connectivity & Software
13
Longer LK4 PRO
Connectivity Options
What connectivity options are available?
0
Longer LK4 PRO
0
Votes
USB
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The primary connectivity option for the printer is USB, allowing for direct control and file transfer from a computer.
Available connection types for file transfer and control.
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File Transfer Method
What file transfer methods are supported?
0
Longer LK4 PRO
0
Votes
USB, SD Card
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The printer supports file transfer via USB and SD Card, offering convenient options for loading print jobs without requiring a constant network connection.
Methods available to transfer files to the printer.
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Supported File Formats
What file formats are supported?
0
Longer LK4 PRO
0
Votes
STL, OBJ, G-code
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The printer supports common STL, OBJ, and G-code file formats, making it compatible with virtually all standard slicing software and 3D models.
File types accepted for printing.
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Supported Slicers
Which slicers are supported?
0
Longer LK4 PRO
0
Votes
Cura, Simplify3D
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Slicer programs that are compatible with the printer.
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Proprietary Software Required
Is proprietary software required?
No
0Votes
Longer LK4 PRO
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Whether use of manufacturer’s software is mandatory.
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Remote Monitoring
Does it support remote monitoring?
No
0Votes
Longer LK4 PRO
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Ability to monitor prints remotely via app or web.
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Cloud-Based Software
Does it support cloud-based software?
No
0Votes
Longer LK4 PRO
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Indicates whether the printer uses or supports cloud software.
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Mobile App
Does it support a mobile app?
No
0Votes
Longer LK4 PRO
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Ability to use a mobile app for control/monitoring.
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Longer LK4 PRO
API/SDK Integration
Does it support API/SDK integration?
No
0Votes
Longer LK4 PRO
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Allows developers to integrate with APIs or SDKs.
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Multi-Printer Fleet Control
Does it support multi-printer fleet control?
No
0Votes
Longer LK4 PRO
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Time-Lapse Recording
Does it support time-lapse recording?
No
0Votes
Longer LK4 PRO
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Ability to capture time-lapse videos of prints.
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Firmware Update
Does the printer support firmware updates?
Yes
0Votes
Longer LK4 PRO
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Indicates whether the printer supports firmware updates; important for new features and bug fixes.
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Remote Firmware Update
Does it support remote firmware updates?
No
0Votes
Longer LK4 PRO
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Supports updating firmware remotely.
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Resin Workflow
5
Longer LK4 PRO
UV Light Source Type
What UV light source type does it use?
0
Longer LK4 PRO
0
Votes
None
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Longer LK4 PRO
As an FDM printer, the Longer LK4 Pro uses no UV Light Source Type, as it melts plastic filament rather than curing liquid resin with UV light.
Type of UV light source used to cure resin layers.
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Longer LK4 PRO
Resin Cartridge System
Does it use a resin cartridge system?
No
0Votes
Longer LK4 PRO
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Whether it uses a sealed resin cartridge system for easy handling.
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Longer LK4 PRO
Auto Resin Mixing
Does it have auto resin mixing?
No
0Votes
Longer LK4 PRO
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Whether resin is automatically mixed during operation for consistency.
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Longer LK4 PRO
Resin Heating System
Does it have a resin heating system?
No
0Votes
Longer LK4 PRO
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Whether the printer can heat resin for optimal viscosity.
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Longer LK4 PRO
Post-Processing Equipment Compatibility
Is it compatible with post-processing equipment?
No
0Votes
Longer LK4 PRO
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Whether the printer supports integration with wash/cure stations.
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Safety & Compliance
10
Longer LK4 PRO
Safety Certifications
What safety certifications does it have?
0
Longer LK4 PRO
0
Votes
CE, FCC
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The printer carries CE and FCC safety certifications, indicating compliance with European health, safety, and environmental protection standards, as well as US electromagnetic interference standards.
Official safety standards the printer complies with.
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Enclosure Lock
Does it have an enclosure lock?
No
0Votes
Longer LK4 PRO
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Prevents accidental access to the chamber while printing.
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Longer LK4 PRO
Emergency Stop Button
Does it have an emergency stop button?
No
0Votes
Longer LK4 PRO
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Dedicated button to stop the printer instantly in emergencies.
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Fireproof Build Plate
Does it have a fireproof build plate?
No
0Votes
Longer LK4 PRO
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Build plate is resistant to fire for extra safety.
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Overheat Protection
Does it feature overheat protection?
Yes
0Votes
Longer LK4 PRO
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Shuts down printer when components exceed safe temps.
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Auto Shutdown on Error
Does it auto shut down on errors?
Yes
0Votes
Longer LK4 PRO
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Shuts printer down automatically when critical errors occur.
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Resin Spill Protection
Does it have resin spill protection?
No
0Votes
Longer LK4 PRO
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Prevents or contains resin leaks in resin printers.
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Child Lock Mode
Does it have a child lock mode?
No
0Votes
Longer LK4 PRO
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A setting that prevents unauthorized or unsafe use by children.
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Air Quality Compliance
Is it compliant with air quality standards?
No
0Votes
Longer LK4 PRO
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Meets air quality standards for emissions and filtration.
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Safety Sensors Count
How many safety sensors are included?
0
Longer LK4 PRO
0
Votes
6
3D Printer in this range
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Number of safety sensors installed in the printer.
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Maintenance & Upgrades
10
Longer LK4 PRO
Nozzle Replaceable
Is the nozzle replaceable?
Yes
0Votes
Longer LK4 PRO
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Specifies if the nozzle can be replaced with different sizes or when worn.
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Spare Parts Availability
Are spare parts available?
Yes
0Votes
Longer LK4 PRO
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Whether spare parts are readily available for purchase.
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Upgrade Options
What upgrade options are supported?
0
Longer LK4 PRO
0
Votes
Enclosure, Camera
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Supported upgrade kits and modules for expanding functionality.
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Supported Mod Kits
What mod kits are supported?
0
Longer LK4 PRO
0
Votes
Enclosure
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Officially supported modification kits.
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Self-Diagnostics
Does it have self-diagnostics?
No
0Votes
Longer LK4 PRO
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Printer can analyze itself for common faults and errors.
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Longer LK4 PRO
Maintenance Reminders
Does it provide maintenance reminders?
No
0Votes
Longer LK4 PRO
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Automated alerts to schedule maintenance tasks.
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Longer LK4 PRO
Predictive Maintenance Alerts
Does it feature predictive maintenance alerts?
No
0Votes
Longer LK4 PRO
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Predicts potential failures and alerts the user before issues arise.
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Longer LK4 PRO
Tool-Free Maintenance
Is tool-free maintenance supported?
No
0Votes
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Allows key maintenance tasks without tools.
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Longer LK4 PRO
Service Interval
What is the service interval?
250
hours
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Recommended time between major servicing.
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Longer LK4 PRO
Lubrication Required
Does it require lubrication?
Yes
0Votes
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Indicates if lubrication is needed for smooth operation.
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Business & Professional Features
10
Longer LK4 PRO
Print Farm Management
Does it support print farm management?
No
0Votes
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Indicates if multiple printers can be networked and managed as a farm.
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Longer LK4 PRO
Cloud Fleet Management
Does it support cloud fleet management?
No
0Votes
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Ability to manage multiple devices remotely via cloud software.
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Longer LK4 PRO
Workflow Integration
Does it integrate with workflows?
Yes
0Votes
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Integration with professional workflow tools and design platforms.
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Longer LK4 PRO
Multi-User Profiles
Does it support multi-user profiles?
No
0Votes
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Allows multiple users to have distinct profiles and permissions.
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Longer LK4 PRO
Remote Access Control
Does it support remote access control?
No
0Votes
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Ability to control printer access remotely with permissions.
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Longer LK4 PRO
Enterprise Security Features
Does it have enterprise security features?
No
0Votes
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Advanced security measures like encryption, secure login, and permissions.
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Longer LK4 PRO
Licensing Options
Are licensing options available?
No
0Votes
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Availability of enterprise licensing for organizations.
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Longer LK4 PRO
Usage Analytics Dashboard
Does it include a usage analytics dashboard?
No
0Votes
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Provides usage statistics and analytics for tracking productivity and costs.
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Longer LK4 PRO
SLA & Support Contracts
Are SLA or support contracts available?
No
0Votes
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Option for service-level agreements and premium support contracts.
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Longer LK4 PRO
Predictive Cost Estimation
Does it have predictive cost estimation?
No
0Votes
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Estimates printing costs (material, power, time) before job start.
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Enterprise Monitoring & Sensors
10
Longer LK4 PRO
Sensor Count
How many sensors are included?
0
Longer LK4 PRO
0
Votes
6
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total number of sensors installed in the printer.
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Longer LK4 PRO
Bed Temperature Sensors
Does it have bed temperature sensors?
Yes
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Detects and regulates the build plate temperature.
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Longer LK4 PRO
Chamber Temperature Sensors
Does it have chamber temperature sensors?
No
0Votes
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Tracks and maintains chamber temperature for consistent prints.
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Longer LK4 PRO
Filament Jam Detection
Does it support filament jam detection?
No
0Votes
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Detects blockages or jams in the filament path.
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Longer LK4 PRO
Extruder Pressure Sensor
Does it have an extruder pressure sensor?
No
0Votes
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Monitors extrusion pressure to prevent under- or over-extrusion.
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Longer LK4 PRO
Vibration Sensor
Does it include a vibration sensor?
No
0Votes
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Detects vibrations and compensates for print accuracy.
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Longer LK4 PRO
Print Log Storage
Does it have print log storage?
No
0Votes
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Records print job history and diagnostic data.
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Longer LK4 PRO
Remote Error Alerts
Does it provide remote error alerts?
No
0Votes
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Sends error notifications to remote devices.
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Longer LK4 PRO
Predictive Failure Logs
Does it support predictive failure logs?
No
0Votes
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Tracks and predicts potential failures before they occur.
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Longer LK4 PRO
Calibration History Log
Does it have a calibration history log?
No
0Votes
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Stores history of calibration for quality control.
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Surveys
Because hot takes deserve votes.
Longer LK4 PRO
Printing Speed
How would you rate the printing speed of this 3D printer?
Lightning fast — Under 2 hours
0Votes
Very fast — 2 to 5 hours
0Votes
Fast — 5 to 10 hours
0Votes
Moderate speed — 10 to 20 hours
0Votes
Very slow — Over 20 hours
0Votes
Longer LK4 PRO
Print Quality and Detail
How would you describe the print quality and level of detail produced by this 3D printer?
Ultra fine detail — Layer height below 0.05 mm
0Votes
Fine detail — Layer height 0.05 to 0.1 mm
0Votes
Good detail — Layer height 0.1 to 0.2 mm
0Votes
Decent detail — Layer height 0.2 to 0.3 mm
0Votes
Rough and basic — Layer height above 0.3 mm
0Votes
Longer LK4 PRO
Build Volume Capacity
How do you find the build volume capacity of this 3D printer?
Extra large projects — Over 400 mm each side
0Votes
Large projects — 300 to 400 mm each side
0Votes
Medium projects — 200 to 300 mm each side
0Votes
Small projects — 150 to 200 mm each side
0Votes
Tiny prints only — Under 150 x 150 x 150 mm
0Votes
Longer LK4 PRO
Material Consumption Efficiency
How efficient is this 3D printer in using filament or resin materials?
Very efficient — Under 50 grams per model
0Votes
Efficient — 50 to 70 grams per model
0Votes
Decent efficiency — 70 to 100 grams per model
0Votes
Average efficiency — 100 to 150 grams per model
0Votes
Wasteful — Over 150 grams per model
0Votes
Longer LK4 PRO
Noise Level
How noisy is this 3D printer during operation?
Whisper quiet
0Votes
Quiet most of the time
0Votes
Manageable with background noise
0Votes
Noticeable but tolerable
0Votes
Loud and distracting
0Votes
Longer LK4 PRO
Durability and Lifespan
How durable does this 3D printer seem in terms of lifespan?
Very durable — Over 5 years
0Votes
Long lasting — 3 to 5 years
0Votes
Decent lifespan — 2 to 3 years
0Votes
Short lifespan — 1 to 2 years
0Votes
Breaks down quickly — Under 1 year
0Votes
Longer LK4 PRO
Performance
How would you rate the overall performance of this 3D printer in terms of print quality and reliability?
Excellent — Consistently produces high-quality prints with no issues
0Votes
Good — Produces quality prints with minor inconsistencies
0Votes
Average — Prints are acceptable with occasional issues
0Votes
Below average — Frequent print failures or inconsistencies
0Votes
Poor — Often fails to produce quality prints
0Votes
Longer LK4 PRO
Ease of Setup
How easy was the setup process for this 3D printer?
Very easy — The printer was simple to set up with clear instructions and minimal effort
0Votes
Easy — Setup was straightforward, with only a few minor adjustments needed
0Votes
Average — Setup was manageable but took time and required some troubleshooting
0Votes
Challenging — Setup was difficult and required assistance from support or additional resources
0Votes
Very difficult — Setup was complicated, with unclear instructions and many issues during the process
0Votes
Longer LK4 PRO
Pricing
How would you rate the pricing for this 3D printer?
Great value for money — Offers excellent features and performance at an affordable price
0Votes
Pretty good price — Decent pricing for the features, a reasonable value
0Votes
Fair deal — The price is acceptable but might be slightly high for the features offered
0Votes
Kinda pricey — The price feels a bit high compared to similar models
0Votes
Crazy expensive — The price is significantly higher than other options with similar features
0Votes
Longer LK4 PRO
Design Appeal
How would you rate the design appeal of this 3D printer?
Excellent — Sleek, modern design that looks great in any workspace
0Votes
Good — Attractive and functional design that fits well in most environments
0Votes
Average — Standard design with no particular standout features
0Votes
Fair — Design feels bulky or outdated, but still serves its purpose
0Votes
Poor — Unattractive design, clunky and may be an eyesore in most spaces
0Votes
