... -4030 Laser machine Laser power 40w,60w,80w Cooling system Water cooling Working Area 400mm(L)*300mm(W) Machine Dimension 740mm ... speed 0-6000cm/min Cutting speed 0-3600cm/min Power Supply 220V/50Hz, 110V/60Hz Graphic Format Supported PLT, DXF, BMP ... Spare Parts Laser tube and focus lense Machine main partsWater pump, air pump, exhaust fan and wind pipe, red light pointer, Knife ...