uNu DX Plus Protective Battery Case for iPhone 4S & 4 (Matte Black 2400mAh) uNu DX Plus Protective Battery Case for iPhone 4S & 4 (Matte Black 2400mAh)

Need even more battery power for your iPhone 4S & 4? The DX Plus has our largest battery which push the battery life of your iPhone to extreme! The DX Plus also provides a comfortable hand grip with the complete protection of screen, back and sides.Features Highlights:- Apple Certified 30-Pin Connector- Built-in Battery + Protective Case + Signal Problem Fix- Fully Support Charge and Sync with Case On- Smart Switch, Gain more control over charging to enhance Safety- Accurate LED power indicator, flashing when battery runs low- Perfectly design, offer a full protection only for iPhone 4- Battery Capacity: 2400mAh- Standby Time: > 280 Hours- Call Time: > 7 Hours (3G) / 13 Hours (2G)- Browsing Time: > 7 Hours (3G) / 9 Hours (WiFi)- Music Time: > 32 Hours- Video Time: > 10 Hours