a,Applicable industry: Mainly used for the engraving and cutting of little artistic works,such as engraved portraits, badges, breast cards and various engraved packages. It can also engrave little artistic coorlcs, seals and crabs. b,Technical Parameters: Laser Power 40W Supply Voltage 220V Max width 30cmx20cm Engraving/Cutting speed 300mm/s Locating Precision MIN0.01mm Min shaping character Character:2?mm Letter::1?mm Operating temperature 5癈 -35癈 Resolution 0.0125mm Control Configuration SD machine file-stored (offline) Data transfer Interface USB System Environment WINDOWS2000/ WINDOWS XP Cooling Way Water Cooling and Protection System Graphic file format BMP,PLT Cutting thickness 0 - 10mm Color Separation Yes Cuts off the water supply the protection (V) Yes Net Weight 45kg Machine dimension 80x50x35(cm)