... Range:0~360,0~20A,0~500V ETCR 4000 Double clamp digital phase meter Product Characteristics:Measure AC Current ... current, AC voltage, AC leakage current, Direct phase sequence test; Transformer group, Inductive and Capacitive Circuit judgment; Power factor, ... with batteries), Clamp: 170g×2 PCS, Voltage Test line 250gLength of Test Line1.5mLength of Current Clamp Lead2mWorking Temperature and Humidity ...