... Tester, Earth Resistance Meter. Ground Resistance Tester, Digital Earth Resistance Tester, Earth Resistance Meter ETCR30001. Introduction ETCR3000 ... Testing Wire:3PCS, Simple testing wire:2PCS, RS232 Com-cable: 1PC, Software disk: 1PC, Tester bag: 1PC ... : AvailablePower Consumption: Maximum 50mA, Longer battery life Meter Appearance: Fine appearance, More fixed structure, Easy operationBattery ...