... precision, high anti-interference ability. AC leakage current, AC current, three phase AC voltage measurement. Current: 0.0mA~2000A, Voltage: 0.00V~600V, Resolution: 0 ... WireRS232 communication wire, 1.8mFrequency50Hz ,60Hz automatic identificationGear ShiftAutomatic shiftSample RateAbout 2times/secondLine VoltageBelow AC 600Vline measurementDisplay ModeLCD: 128dots×64dots; Display ...