150W 30V 5A DC Power Supply Start Lock Key Memory Storage Three Data Sets OCP Overload YIHUA 3005D For Phone Computer RepairProduct DataOutput Power: 150WPower Supply Voltage: 220V ±10% 50Hz or 110V ±10% 60HzExport voltage: Continuously adjustable from 0 to 30V  (resolution is 0.01V)Voltage export accuracy: ±0. 02VRecovery time: 100uSConstant current value: 0~5AConstant output current: Continuously adjustable from 0 to 5A (resolution is 0. 0001A)OCP current value:  0-5A Accuracy: ±0. 01ASignal test frequency  range: 30~1800MHZ including cell phone signal test