Laser show machine(HF-300RGY) 1.Laser device:100 mW green laser (532 nm) 200 mW red laser (650 nm). 2.Sound control and auto ... automatic recognition and switch. It can avoid any single point laser appear under any circumstances that it is much safer to ... Size45.5*38.5*37CMFeaturesRed, green, yellow three color animation laser, high speed galvanometer scanning technology, pattern with effect of broken ...