Are you still troubled by your phone suddenly losing power? Or your phone's skin scratching? This will solve the problems. It can not only charge for your mobile, but also can protect your phone from scratching. Two functions in one,
But only equals a phone cover's price. It is really great; we believe once you use it, you cannot leave it.
This external backup battery is perfect to provide power for iPhone 4 4S anytime anywhere.
Connect charging through USB port on either laptop or network adapter or car
External battery charger case for iPhone 4 4S 4G.
Full body coverage protection for your iPhone 4 4S 4G.
Works as both an extended iPhone battery set and a protection case.
Protective and powerful.
Suitable For: iPhone 4 4S 4G
Cell type: Li polymer battery Lithium-ion
Input: DC 5V. 1Ah (max).
Output: DC 5V. 1Ah (max).
Talk Time: Up to 7 hours
Internet Use: Up to 7 hours on 3G & Up to 9 hours on Wi-Fi
Size: 130(L)*60(D)*18(T) mm.
Net Weight: 70g
Note: Please remove the foil on the surface before using and the iPhone is not included.
1 x External Battery Case for iPhone 4 4S 4G