The Longer LK4 X 3D printer is open source, allowing 3D enthusiasts to improve their printers based on the source code and share changes within the community, which can increase imagination and innovation and provide a better experience for everyone. We want to create a large community of users who will contribute to the project and ultimately bring a better product to everyone. The upgraded industrial design and user-friendly system makes the printer easier to use.
The printing size is 8.7*8.7*9.8 inches, the printing speed max up to 180mm/s, which makes your ideas came true quickly.
Resume printing after power loss; filament detection sensor system, automatically suspend printing when the filament runs out to save time and filament.
Stylish and innovative, the unique design combined with the sturdy new frame makes this printer extremely stylish and durable with better print quality. The machine is semi-assembled and comes with an operator's manual for easy installation.















