6.2 Amp 4-Port Car Charger with InstaSense - 31 Watts - this incredible 4 port car charger charges four devices at once! Charge multiple devices in your car, no arguing.This is a great way to charge your phone, tablet, video camera, whatever charges with a USB cord. With no drain on the power, all devices charge at the same time, at the same speedy rate, and extremely convenient. On the road precise charging technology & compact size for easy travel. Includes InstaSense a device detection technology that delivers the fastest most reliable charge.Advanced protection to safeguard against: over voltage, over current & short circuit.Compatible with all USB power devices.