... transformer.5.AVR function6.Charge current Max.25A.7. Support inductive load, motor, generator.8. Input range: 145-275vac9. ... self-test, discharge protection, over charging protection, short-circuit protection.low voltage, over voltage,over load,over heating protection ... repeateMonitoringSmart monitoring & warning for failed battery or open-circuit battery.Auto-detection each time when power on or ...