POWERTECH 4.8A Dual USB Car Cigarette Lighter AdaptorMP3667
Simply plugs into your car's cigarette lighter socket to provide a USB charging source for your USB devices as you drive. The built-in smart charging IC identifies the device connected so that the optimum charging current is supplied to the smartphone, tablet, GPS and other USB devices.
Voltage Output: 5VDC
Current Output: 2.4A Each Port (Max)