Simply plug the charger into your car's cigarette lighter socket . Built-in charging circuitry protects your car against back-flow current. Charger fits both standard and auxiliary car power outlets. LED charging indicator. Made of Durable Hard Plastic. Fast Charges and maximizes battery life . Fits into any 12V accessories or car cigarette lighter jacks . For usewith all the Apple Ipod, Mp3 players, PDA all brands Not for use with Iphone. Compatible with model : Apple Ipod Video, Nano, 3G, 4G, Photo, Mini, U2, PDA all brand, when used with your USB Charging Data Cable