... large load ,urgent working time 3. honeycom CR1390 Double head laser engraving machine:Technical Parameters: ModelCR1290Laser typeCO2 sealed laser ... of condensed waterInterfaceUSBSpecificationCEGross power1500W-1800W Information: SF1390T multi-head laser cutting machine have the high efficiency and ... the feature of selecting one single laser head or the multi-head, making the flexibility to arise, the ...