Universal Protection Circuit: Over-voltage, thermal protection, earth fault protection, overload protection, short circuit protection, low voltage protection. High surge and efficiency Low interference technology USB out: 5V, 1A (Note: as charger function only) Do not use USB charge for your appliances when the low battery voltage happens With power ON/OFF switch and 2 LED indicator: Power & Fault Cooling fan: Turns on automatically when reaches 30% power 6 Months warranty
