... communication lines, etc. It is widely used in electric power, telecommunications, meteorology, railways, oil field, construction, measurement, ... and repairing electrical lines.Power sourceDC6V, alkaline battery LR6 1.5V×4Testing MethodSplitcore type CT, true RMSRange0.0A ... are still accurate. Rated Powerabout 5mA at the power-saving mode, maximum current consumption: 20mALead Length2 mTemperature ...