Right now on Amazon, get a USB Car Charger Vehicle Power Adapter – Green for Apple iPhone 4 4G 16GB / 32GB 4th Generation for only $.88 plus FREE shipping!
Output: 5.0V 1000mA
Converts cigarette lighter to 1 USB port for charging.
Built in chip prevents over-charging.
Fits all devices that uses a standard USB plug for charging.
Input: 12-24V, Single Piece Construction
Compact and portable, this Universal USB Mini Car Charger Adapter is the perfect solution to your charging needs on the go.
It converts your cigarette lighter to a single USB charging port, so you can use the same cables that came with your device!