● Power supply automatic identification, such as the phase sequence incorrect or lack of, time machine tips.

● Output short circuit and battery with reverse protection.

● running overload, over temperature, such as automatic identification, automatic shutdown.

● Charging way, unplug the charger plug charger automatically turns off.

● different fault conditions, automatically shut down and display sound and light alarms and reminders.

● Start with a delay, soft start, soft shutdown.

● has a full-time control, constant timing, volume control, current control and other automatic charge control procedures.