Precision4-wire, 3-wire, simple 2-wire measurementmethod to measure earth resistance, soil resistivity, earth voltage. 1. Model No. : ETCR3000B 2. 2/3/4-wire method measure earth resistance,Range：0.00Ω～30.00kΩ； 3. Soil resistivity measurement, Range：0.00Ωm～9000kΩm； 4. Earth voltage measurement,Range：AC 0～600V 5. Data storage: 300 sets 6. Power Supply : DC 9V (Alkaline dry battery LR14 1.5V 6 PCS )
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