This will ensure you always have a power source in your Car! Connect the 3G iPhone Car Charger into your car's power source and receive unlimited play and standby time while listening to your favorite music. The 3G iPhone Car Charger serves as an 3G iPhone battery charger for most 3G iPhone models. Its design is simple, straight forward yet elegant. It's a must have 3G iPhone accessory. Apple 3G iPhone Car Charger features Safely charge & play your 3G iPhone in your car Works with all dock compatible cases Portable 3G iPhone car charger can be used in your car, RV and boat. Provides unlimited play time Sleek, compact with expanding cord LED power indicator Replaceable fuse protection Changes your 3G iPhone through power / cigarette lighter outlet in your car, RV and boat Apple 3G iPhone Car Charger