DH-801 DC Electronic Load Tester Battery Internal Resistanc and Capacity Testing Resistance Range: 0~999 Test Modes: Constant Current (C.C), Constant Voltage (C.V), Constant Resistance (C.R), Constant Power (C.P) Short Circuit Mode: SHORT (Priority) - Maximum Load Current Timing Range: 1S-99H Overvoltage Protection: Maximum Allowable Input Voltage 155V Overcurrent Protection: Maximum Allowable Input Current 20.2A Dimensions & Weight: 190*55*130mm /1KG Input Power: AC:90-264V 50/60Hz Input Power AC: 90-264V 50/60Hz