The powerbolt 52 dual car charger with powerwhiz technology will charge your phone or tablet from your vehicles power outlet in the fastest possible time with 26 amps 13 watts from each of the dual usb ports no other charger provides a faster or safer charge for devices like the microsoft surface 3 ipad iphone samsung galaxy and many others powerwhiz technology allows almost any tablet or smartphone to be charged quickly because it automatically recognizes your device and gives i