Keep everyone happy on road trips with this Four Ports Car Fast Charger, allowing multiple devices to charge simultaneously. No more fighting over limited charging ports; now everyone can keep their phones charged and ready to use while on the go. Why You'll Love It Quick charge: The USB 3.0 ports of this car charger are the future and let you charge your phone quickly. Safe to use: The charger offers protection against overvoltage, overcharge, overcurrent, short circuit, and temperature protection. Suitable for car: Plug the front 2 USB chargers in the cigarette lighter port, and hang the rear 2 port charger on the back seat with the strong back clip. It makes it convenient for all passengers and drivers to charge their phones and that too from the comfort of their seats. Universal compatibility: Not just for your cell phones, this car charger is perfectly compatible with other devices like tablets, mp3 players, or Bluetooth headsets. Features 4 USB port charger Supports 12V-24V input Fast charging with 3.0 USB ports Back clip to hang the charger Overcharge, current, and voltage protection Temperature and short circuit protection Compatible with tablets, mp3 players, Bluetooth headsets