3X VA7510S Voltage and Current Meter,100A 6-75V/0V-120V DC Ammeter Voltmeter Monitor Output Battery Charge and Discharge

1. Two-way detection of current, it is convenient for users to detect charging and discharging to detect bidirectional current without changing the wiring direction. 2. power-off memory function, after power-off can remember the number of AH and WH before power-off, convenient observation and measurement. 3. time and AH number clear function, does not affect measurement. 8. online calibration, to facilitate customers to correct errors in a timely manner. 9. Turn off the LCD display when necessary to reduce product power consumption. 6. with output shutdown function button, flexible to open or shut down the output. 7. with overvoltage, overcurrent, over temperature and other protection functions. 4. AH number can be filled up, does not affect direct discharge measurement. 5. voltage, current, charging capacity AH number, WH number, time, power display at the same time, the display information is comprehensive and clear.