Intelligent Equipotential Connection Resistance Tester is applied to measurement of the equipotential connection resistance between metal components in buildings (Lightning protection zone, ground beam, construction, protection structure, ribbed slab, water pipe, radiator, bathroom, kitchen and other objects). 1. Model No.:ETCR3600 2. Resistance Range:0.01Ω~40Ω 3. Measurement Power: ≤10W; Max Working Current: ≥1A 4. Detection Mode: AC/DC two channel detection simultaneous 5. Measurement Time : 3 second/times 6. Power Supply : DC 7.4V 2.6Ah rechargeable lithium battery