A car charger adapter is important for achieving electrical power from a vehicle to power on or recharge other portable devices, like FM transmitter, car MP3 player and mobile telephone. Therefore, if the original one is malfunctioned, you should replace it by a new one and this is charger would be your best choice. Don’t be stuck with a dead battery while you’re out. Our Dual Bullet 2 Port car charger turns a cigarette lighter jack into a powered USB port. Easily and quickly recharge your portable devices, like cell phones, MP3 players, iPods/iPad, or other USB powered devices. Use your existing USB charge/sync cable for charging. This adapter plugs into your car's cigarette lighter jack to become a powered USB port. Use your car to charge any devices (digital cameras, PDAs, mobile phones, USB accessories and more) that rely on USB for power Mini size and streamlined design. All pictures shown are for illustration purpose only. The actual product may vary due to product enhancement.