Measurement of AC leakage current, current, higher harmonic current, phase, power energy, power factor. 1. Model No. : ETCR015 2. Range : 0.00mA ~ 100A 3. Clamp Size:17mm×18mm 4. Weight :175g 5. Safety Class : CATⅢ600V 6. Working Temperature : -15°C~50°C