The Duracell USB Charger is the ideal product for people who want to charge their mobile devices while in their vehicle. This charger is compact, powerful, and conveniently converts power from your vehicle to run USB powered devices. Simply insert the charger into your vehicle's DC socket and plug your device into the USB port. A built in LED illuminates and shows you when the charger is providing power. The charger combines innovative technology in a small footprint that provides 5-volt DC 2.4Amp power to charge any mobile device. 50mm x 21mm x 21mm