... CO2 laser tubeLaser-power60W (80W ,100w,150w ,180w for option) Cooling ModeCirculating-water-cooling Power Adjustment0-100% ... operation with usb flash Applicable materials: wood, bamboo, jade, marble, organic glass, crystal, plastic, garments, paper, leather, rubber ... Aftersales Service:Laser tube 2400 hours working timeComprehensive guarantee for half year24-hour technical support by email or ...