All metal The all-metal design better protects the charger and perfectly fits the car cigarette lighter. Ultra-Compact No wider than a quarter, this charger takes up only as much space as it needs to charge 1 devices at once, and not a millimeter more. USB cigarette lighter adapter enable charge two devices simultaneously at full speed with 3A in each USB port. With a total power of 6A, provides 3x faster charging speed to powered devices. USB car charger compatible with any Android and iOS mobile devices. Car charger adapter charges your mobile device at maximum charging speed your device supports.