Dual USB ports packs 12 Watts (2.4A) of power to charge two devices at once, while giving you the fastest charging speed possible. The low-profile and lightweight design is perfect for any vehicle's power socket. The ultra low-profile design fits flush in most vehicle power sockets. The charging circuitry is designed specifically for iOS devices (iPod iPhone and iPad) but will also work with other smartphones and tablets. Illuminated USB ports are designed to ensure plugging in your charge cable is made simple in a dark. Works with: iPad, iPhone, iPod, Amazon Fire portable speakers, Bluetooth headsets GPS devices, digital cameras and most smartphones and most tablets. Note: some Android devices may not charge at the fastest rate possible because of differences in charging circuitry.