Measurement of DC/AC current. 1. Model No. : ETCR7000D 2. Range : DC: 0.0A~2000A AC: 0.0A~1000A 3. Data Storage : 99 groups 4. Peak Hold : Peak value capture and hold function, long pressHOLD key display peak value 5. Working Current : 20mA 6. Power Supply : DC 6V (LR6×4 alkaline dry batteries)