The AT&T 3.4 AMP Micro-USB Car Charger w/ USB Port is designed to be used with most devices equipped with a micro-USB port, such as smartphones and tablets. It plugs into car, truck or SUV’s 12V cigarette lighter accessory socket to keep your devices powered up when you’re on the go. It even features an additional USB port so you can charge two devices simultaneously using an additional USB cable.
