General Spec Color white Plug 12V car lighter jack Function allow using iPod shuffle on the road while charging it from any 12V accessory outlet or car lighter jack Compatibility Apple iPhone 3G/4G Features This car charger adapter allows using iPod shuffle on the road while charging it from any 12V accessory outlet or car lighter jack. Compact design is made for easy storage. Built-in charging circuitry protects against back-flow current and excessive electrical loads. Brand new charger with high quality. The charger fits both standard and auxiliary car power outlets.