Car Converter: This USB adapter with USB port power converter, converts power from USB port to 12V cigarette lighter socket. AC to DC Adapter: Car Power Adapter turns any vehicle charger into an AC travel charger, lightweight and compact, perfect for traveling and road trips. Multiple Protections: The adapter has built-in voltage and current protection for safe charging, short circuit protection, overload protection, overcurrent protection, overheat protection and other multiple circuit protections. Multifunctional Charger: Achieves a versatile function; You can not only use it to charge digital products such as mobile phones, tablets, razors, etc., but also as a cigarette lighter to solve your problems without a lighter. Car Cigarette Lighter Compatibility: Car Power Adapter charge your GPS, music player, radio station, car charger, etc. or any other device in your home.