... (80W ,100w,150w ,180w for option) 3)Working Voltage:AC220V Laser machine DW-1280 DW-1280 Laser Engraving ... tubeLaser-power60W (80W ,100w,150w ,180w for option) Cooling ModeCirculating-water-cooling Power Adjustment0-100% controlling, no ... AC220V 50HzWorking EnvironmentTemperature: 0-45, Humidity: 5%-95%, and congeal-water removedControlling Software LanguageEnglish, Simplified Chinese, Traditional ...