Measurement of DC leakage current, DC current, Car leakage overhauling. 1. Model No. : ETCR6300D 2. Range : 0.0mA~6.00A DC 3. Data Storage : 99 groups 4. Peak Hold : Peak value capture and hold function, long press HOLD key display peak value 5. Working Current : 20mA 6. Power Supply : Alkaline battery 6LR61 9V