Features: High-precision 3D printer with 0.1mm high printing accuracy, 220 * 220 * 250mm large printing size with one-piece structure, saving space but building the world. MK-10 extruder greatly reduces plugging risk and bad extrustion; and the hotbed can reach 110? in about 5 minutes to meet the needs of fast heating and printing. CNC machining of Y-rail mounting groove to make sure precise positioning and keep the stable frame with high-precision printing quality. Adopts V-slot linear bearing system and wheel moving parts, super noiseless and smooth printing performance; big hand twist nut make the print platform easier to level. Safely protected power supply and resume printing function, if the machine is shut down or power failure accidentally, it can continue printing after power on. Compatible with various 1.75mm printing filaments like PLA, ABS, TPU, etc; wide applications, can be used for product structure design, toy modeling, architectural design, parts manufacturing, etc.