Voltage: AC100 ~ 240V, 50 ~ 60Hz Laser power: 100mW red laser (650nm), 80mW green laser (532nm) All solid state laser diode (DPSS) Laser color: red, green Power consumption: 20W Scanning system: high speed DC motor scanning, processing, so that the beam scan more smooth and stable Control mode: sound control, automatic, master-slave machine ( using the audio line ) Package size: 250 x 140 x 300mm N.W: 2.3kg G.W: 14.5kg