... graphic formatDST, PLT, BMP , AICooling systemWater cooling and protection systemControlling softwareDSP control systemDriving systemStepperPower supply110-220V/ ... power<1000WInformation: SF450 laser engraving machine is suitable for art and craft, advertising decoration, toy, electronic ... original binding beeline lead rail, the mechanic is running well and stable.3. Channel feeding, the feeding can ...