1Power Analyzer: This high precision 200A power analyzer can quickly and accurately calculate voltage, current, power, discharge amount and discharge time. 2Parameter: 0?200A current, 50A continuous current, 0.01A error rate, 0?60V voltage, when the test voltage is below 5V, a separate 12V power supply is required to power the power meter. 3Pratical: Sufficient operating voltage can be verified under load to prevent peak current from damaging the battery and verify that the battery charger is working properly. 4Functions: Set the cut off voltage and check the battery capacity, detect the receiver and the actual operating current to determine if there is a Ubec. 5Design: Equipped with a backlit Lcd screen, and for Anderson type connectors, products that can be connected to for Anderson type connectors, making operation safer.