The 12 volt socket in your car is useful for so many things. Have you ever wished you could plug other things into it while it"s busy charging your iPhone? Your wish is granted. Plug PowerJolt Plus into your 12 volt socket and connect its coiled dock cable to your iPhone or iPod. PowerJolt Plus" 1 amp charger provides the fastest possible charge for your iPhone or iPod. While it"s charging, PowerJolt Plus pops open to reveal another 12-volt accessory socket, built right in. Charge and power your GPS, mobile phone and more. You won"t have to unplug PowerJolt to regain the use of the socket.