Laser type Q-Switched ND YAG laser Wavelength 1064nm & 532nm Spot diameter 2-5mm adjustable Cooling system wind + closed water circulation cooling Display 6.0"button screen Output power 800W Pulse energy 0-1600MJ Frequency 1-6HZ Eletrical requirements 100-110V/50-60Hz;230-260V/50-60Hz Machine size (L*W*H)42*46*90(cm) Net weight 26kg Gross weight 69kg Package size 59cm*50cm*116cm