Features:

• Equal potentials connection resistance test among metal components
• Subject to low value resistance test
• Resistance test on connecting conductors among earth poles of earth mat
• Rechargeable battery, long battery life

Specifications:

• Measuring range: 0.01 to 40Ω
• Measuring accuracy: more than 0.1 to 40Ω: △≤1%•Rx
• More than 0.01 to 0.1Ω: △≤10%•Rx (Rx is tested resistance value)
• Data memory: 6,000 sets
• Measuring rate: 3 seconds/time
•  Testing wire length: 5 meters (It can be lengthened according to spot distance