JUWEI LED Orange-Display 3.5~7.4V 0~3A USB Power Charger Current Voltage Tester + Capacity Tester
1. Capacity Tester: click the button (0.5S or less) enter to view the data view switch; 2. Operating Current: <20mA; Current Resolution: 0.01A voltage resolution: 0.1V; Rate: 500mS / times; Precision: voltage< +/- 1% current: < +/- 2%; Temperature: -10~65'C; Pressure: 80~106kPa.