Car Charger with Car Escape Emergency Safety Hammer Function,jgmax&reg; 3.1a Dual USB Port Car Charger with Car Escape Emergency Safety Hammer Function(red) Dual Port USB Car Charger charges your iPad, iPhone, iPod, HTC, Blackberry, MP3 Players, Digital Cameras, PDAs, Mobile Phones Dual USB car charger, the dual smart USB ports quickly and easily identify your mobile devices, to provide optimal charging efficiency automatically; FAST charging(2.1A, MAX) Protection against over-heat, over-current, and over-charging. Charging will be automatically stop when battery is full In accidents and emergencies,it can be used as a safety hammer for escape. Buy With Confidence - 30 Days Warranty by JGmax