Car Charger for iPod iPhone 3G 3GS (White) Power your phone with a car charger that allows using your iPhone on the road while charging it from your vehicle&apos;s jack. Compact design and retractable coil cord are made for easy storage. Built-in charging circuitry protects your car against back-flow current and your iPhone from excessive electrical loads. Fits into any 12V accessory outlet or car lighter jack. Compatible with: iPhone 3G