... forms, printing and so on. 2. Technical Specifications: 1.Function: Earth resistance measurement, Earth voltage measurement, Low resistance measurement 2.Power Supply: DC ... Range: 0.01Ω~2000Ω, Resolution: 0.01Ω, Accuracy: ±1%rdg±3dgt 10.Earth Ground Voltage Range: 0V~600V AC, Resolution: 1V, Accuracy ...