Give your cell phone unlimited power with a Retractable Vehicle Charger! Lightweight and compact, this retractable car charger is a great investment for your travel needs. Recharge your cell phone battery for more power and talk time. Simply plug the adapter into your cell phone and plug the charger into the car lighter (cigarette) outlet. You can leave your cell phone "ON" while charging but for faster charging time, turn the phone "OFF." For convenience, the retractable cable extends to length of desire and with a push of a button, cable rewinds itself. Retractable Car Charger (mini USB) features Compact and lightweight Retractable cable extends to the length you need Push retract button and cable rewinds itself Cable - 36'' long when fully extended IC chip protects battery from overcharge explosion Retractable Car Charger (mini USB)