Features: Dual extruders offer coloful printing, 0.4mm nozzel ensure no-blocking printing. Large printing size: 220 * 220 * 240mm, fast printing speed: 20 ~ 120mm/s, high accuracy: 0.012mm (X Y Axis), 0.0025mm (Z Axis ), can auto generate model support. Heatbed highest temperature 110?, good for forming a better printing foundation. The auto leveling funcition make it easily to adjust balance. With Pause Resume function, you can restart the printing conveniently. Compatible for various 1.75mm filament like PLA/ABS/Flexible/Wood etc; Comes with 0.5kg white PLA filament. With LCD display; support print from SD card and multiple languages. Wide voltage design, you can choose 220V / 110V accordingly. The mainboard is upgradeable, with short circuit protection. Constructed by stainless steel metal plate and high quality bearings, ensure stability, preciseness and durability. Upgrade the machine with functions like Detection of Filament Run Out Marking. (Extra accessories are needed, please purchase separately.) Wide application, the printed objects can be used for education, medical, art, home decoration, scientific research etc.