Used Creality Ender 3/Ender 3 Pro 3D Printer Ender 3 (Printing size 220X220X250mm) Key Features: One-piece structure, Super printing size 220*220*250mm. Safety protected Power supply, reach 110℃ for hotbed in about 5 minutes. Resume printing function can resume prints even after a power outage or lapse occurs. Removable Build Plate to replace reprinting tape and glue, solve warping problem. V1.1.4 Standard Version motherboard,comes with thermal runaway protection Note : the board is only the Standard Version,Not-Silent.