visa card battery for iPhone4,super slim ,Lion Battery inside ,400ma external battery card shape charger Thickness:0.3cm,

back up card battery for iPhone4,super slim ,card battery charger ,400ma external battery card shape charger

SPECIFICATIONS:

 Built-in rechargeable battery: 400mAhName card design and can be stored in walletAlso functions data and charge cableLED flashlight on the side for emergencyCan be great help when your iPhone or iPod runs out of batteryCharge your devices through USB port or with built-in batteryDate CableLED torch design, convenient at darkness SpecificationsCompatible Model: iPhone 4, iPhone 4S, iPhone 3G, iPhone 3GS, iPodsColor: Assorted ColorsDimension(cm): 5.4 x 0.3 x 18.4Shipping Weight(kg): 0.0505 Package Contents1 card charger with LED                                                                                                         Real Photos

visa card battery for iPhone4,super slim ,Lion Battery inside ,400ma external battery card shape charger