... inspection can be tested by AT520 series. AT520L Battery Tester SPECIFICATIONSParametersAC resistance, DC voltage, ΘAccuracyResistance:0.5% Voltage ... 10μΩ- 32ΩVoltage: 1mV - 60V DCSignal SourceAC 1kHz, open-circuit voltage < 20mV, measurement current: < 10mARangeAutomatic and manual with ... 3,200(32/3), Voltage: 6,000Adjustment Short-circuit reset for all range, REL functionComparator1 group record, ...