cnc laser engraving machine Application: acrylic, perspex, wood, MDF,crystal, glass, bottles, marble, granite, stone, cloth cnc laser engraving machineGM-4030 Mini laser engraverModelGM-4030Working area40cm*30cm ... / 16in*12in (L*W)Laser power25W/40W/60WLaser typeCO2 sealed ...