The most classic battery case for iPhone4

Item is brand new original. We are OEM factory.Hope you will introduce more and more friends to buy from us. Enjoy your choice. We accept OEM orders.
Product Name: Crystal
Capacity 1850mAh(Li-Polymer) External Battery Pack for your iphone 4G/4S
Work with: Apple iPhone 4G/4S
Mfi licence , CE,ROHS,FCC etc.
Input 5.0-1A
Output 5V-1A
Talk Time 10hrs Standby Time 300hrs
Internet Use 10hrs Audio Playback 11hrs
Video Playback 40hrs
Size 125.4 * 62 * 16.8mm G.W:
Features
1.External battery for iPhone 4G/4S
2.Charged by USB cable
3.Very thin case with high capacity 1850mAh The charge time:about 3 hours
Available Color: Black as shown in the picture

Features:
1、Keep in line with iPhone 4 design.
2、High capacity, sufficient back up power source.
3、Thin, cool outline.
4、Offers iPhone 4 the full protection of a hard-shell case.
5、Charge and sync your iPhone to iTunes without removing it from the battery case.
6、One button for capacity remain indication and switch on/off.
7、Low self-consumption, less than 50uA

Content Included

• Crystal Battery Case for Apple iPhone 4G/4S(black) x 1
• USB Connection Cable x 1
• User Manual x1