The Duracell 150 Watt Portable Power Inverter allows you to use your AC and USB powered devices in your car when connected to your vehicle’s DC outlet Slim design with one AC outlet and one 2.1 Amp USB port Ventilated cooling fan provides quiet and reliable performance Safety features include AC input overload and short circuit protection, DC input over/under voltage protection, and over temperature protection 3' cord provides a broad reach, allowing you to use the inverter in the front and back seat of your car