Power SupplyAC 100V to 240V Operating Temperature-20°C to 55°C Humidity< 95% (non-condensing) Operation Frequency5.7KHz to 9.6KHz Working Current1.5A Running Power18W Alarm Volume85dB Dimensions (L*W*H)579 * 844 * 2226 Package Dimensions (L*W*H)660 * 282 * 2280 Package Weight50kg