I PHONE 4/ 4S 2350MAH BACKUP EMERGENCY BATTERY POWER CHARGER WHITE !

Description This portable backup battery will recharge and keep your iPhone 4 / 4S battery topped up when you want it. The 2350mAh Li Polymer battery add extra back-up strength to the one that is in your Apple iPhone. It features LED indicator and easy switch on/off. You can recharge this external battery via genuine USB cable. spefication: Talk time: Up to addtional 5 hours( 3G Network) Up tp additional 10 hours (2G network) Internert use: Up to additional 4.5 hours (3G) Up to additional 7 hours( WI-FI) Standby time:up to addtional 240 hours Audio playback up:up to additional 28 hours Video playback up: up to 7 hours Parameters: Input:DC5V. Output:DC5V,500mA. Cell:Li-polymer 2350mAh Size:117*60*14mm Weight:60g Charge time:4 hours Applications:iphone 4/4s battery type:Li-polymer battery