the powerbullet 2x2 power charger for all ipods and iphones. the new powerbullet 2x2 is the first of its kind combination wall charger, car charger. the space saving device can be plugged into your wall socket, or to your car power socket. the back of the powerbullet contains 2 usb ports. using the usb cable that comes with your ipod, iphone, or other mp3 player, you can charge up to two devices at the same time. a green led indicator lets you know it is on. the powerbullet 2x2 confirms to standard usb power standards.