FliFit Smart IC 3.4A Dual USB Port Universal Car Charger AUTO DETECTION Smart IC USB Car Charger Auto detects the current input requirement of your device and charges at optimal speed. One port can give output of Max 2.4A and another 1A to a combined total of 3.4A. BUILT-IN SAFEGUARDS Smart circuit design protects against short circuiting, over-heating, over-currents, and over-charging. Charging stops when battery is full. COMPACT DESIGN Small in size, featuring two USB ports and an LED light for after dark. Fits perfectly to cigarette lighter outlet of your car. UNIVERSAL CAR CHARGER Compatible with all USB powered devices including Android & Apple smartphones & tablets. 12 MONTHS WORRY FREE WARRANTY Replacement or Full Refund and friendly customer service.