Car Charger, Souldio&trade; 3.1 Amp Dual USB Car Charger with Car Escape Emergency Safety Hammer Function for Apple and Android Devices(Gold) Sleek look, solid body made of stainless steel aluminum alloy, far sturdier than the usual plastic ones. 3.1A dual usb provide power for iPhond and iPad simultaneously, 2.4A for fast charging when single device was charged. Full Safety Protection: overcharge,overcurrent, overvoltage, overpower, overtemperature, short circut and electromagnetic field, it will automatically stop charging when anything happeneds. Certified by RoHS, CE & FCC; adopt exclusive smart cooling chip, faster to be cold. 2 in 1 design, not only a great car charger but also a car window breaker when meet car emergency.