... earth wires, high precision, high anti-interference ability. AC leakage current, AC current, three phase AC voltage measurement. Current: 0.0mA~2000A, Voltage: 0.00V~600V, Resolution ... necessary tool for electrical safety testing.II.Technical Specifications FunctionMeasure AC leakage current, current, there-phase, voltagePower6V DC(LR6×4alkaline dry batteries, continuously working ...