Sky King 1500w Modified Sine Wave Inverter 12v

Over-voltage
Thermal protection
Earth Fault protection
Overload Protection
Short circuit protection
Polarity reverse protection
Low voltage protection
USB out: 5v,1a (note: As Charger function only)

Do not sure the USB Charge for your appliances when the low battery voltage happen

With Power ON/OFF switch and 2 LED indicator: Power, Fault

Cooling Fan: Turns on automatically when reach 30% power