... the advanced DSP control technology, high precision3.Strong laser beam, non-contact cutting/engraving, avoid scratching ... . Technical parameters: XT9060Engraving Area 900×600mmLaser Power 80W CO2 laser tubeWorking tableSlated Aluminum Anodized(Motorized up and down ... Suggest additional sets)CERTIFICATECE CERTIFICATEOther parts for optionLarger power laser tube,Water chiller, honey comb working table, ...