IVP 5-15W Switching Power Supply .Input Voltage range:90-264 V .Input frequency:4763HZ .Static power loss:0.5W .Ripple Wave:output voltage 1 .Efficiency:≥75 .Relative Humidity:≤90 .Working temperature:-10+50 .Insulation:AC3KV/10mA(1/P-0/P) .EMC:EN55013EN55022ClassBEN61000 .Safety approval:CCCFCCULCE . Function protectionThe Power have OVPOCPshort circuit and temperature protection etc