Product Description
  •  【90% Pre-assembled】The LONGER LK4 Pro 3D printer is simplifies assembly. The complicated parts such as cantilever, gantry, and nozzle have been assembled before leaving the factory. 90% of the assembly process is completed in advance. It saves 50% of the assembly time compared to other printers, and ensure better printing quality.
  • Fully Open Source】Longer LK4 PRO is allow users to improve their printer upon the source code and share the changes within the community, resulting in an improved experience for all.
  • Fast Heating & Resume Print】The heated bed can reach its operating temperature in just five minutes. The printer is shielded by its power supply from voltage spikes and power outages. If electrical power is lost, prints can be resumed from the last layer, saving time and reducing waste.
  • Built-in Safe Power Supply】This power supply is hidden designed, it is placed under the flatbed to ensure users' safety and increase printing stability.
  • Technical Support】Longer provide one year after-sale service for printer and lifetime technical assistance and 24H response. There also has a growing user community to sharing their successes and trials on Facebook, Reddit, and Youtube, which very helpful to beginners even seasoned users. 
  • Local Delivery】This price cover tax in Euro already, it mean customers buy in Euro don't pay tax again. PS: UK need pay tax to custom while make order. 
$169.00 $259.00
Maximum quantity available reached.

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Printing TechnologyFDM
Printed Size
220*220*250mm  (8.7"*8.7"*9.8")
Nozzle Diameter0.4mm
Printing Temperature190-250℃
Filament DetectorYes
Resume PrintingYes
Printing Speed≦180mm/s (Suggest 60-80mm/s)
Layer 0.1-0.4mm
Slice SoftwareCura, Reptier-Host
File Format G-code, stl
ConnectionTF Card or USB Cable
Net Weight7.8KGS
Gross Weight8.5KGS
Printer Dimension425*402*505mm
Package Dimension467*412*187mm
Printing Material1.75mm PLA/ABS/Wood

Unique Tempered Glass Design

LK4 PRO is integrated with a tempered glass bed, greatly resolving warped bed issues. And it provides protection to your heated bed and easy to remove the printing models after cooling.

4.3-inch large touch screen

Easy to operate, brand new friendly UI to preview printing process on the screen. This beautiful color touch screen lets you say the goodbye to manual operation knob.

Recover Printing Function

LK4 PRO is support resume printing when the power loss; filament detection sensor system, automatically suspends printing when the filament runs out to save time and filament.

TMC2208 Ultra Quiet Drive

It uses TMC2208 ultra-quiet drive, reduces the noise to the lowest level. If you have troubled with other printer's noise, this one must be your best choice.

New Aluminum Frame Design

It's using new frame to enhance structural rigidity and stability. With the new design, it will be easier to clean the debris than the V-slot design during printing.

Built-in Safe Power Supply

Built-in power to ensures stable and sufficient power, heat up the hotbed fastly. Hidden simple wiring, and high-speed turbo cooling fan, keep the printing safer.