adazzling bright laser that meets all international safety standards. with the wireless remote control, you cam choose to cintrik the graphics manually, auto sound control. over 1000 graphic patterns to choose from. wave length: 650nm or 635nm power output: Class II ＜ 1mw / Class III ＜ 5mw power supply: AC110V 60HZ/ 230V 50HZ, DC9V350MA Adapter Dimesion(mm): 51*84.3*27.5