For iPhone 4S/G external battery 1900 mA case cover

top quality,fast shipping

Talk Time:                 up to additional 6 hours(3G Network)                 up to addtional 12 hours(2G Network)                 Internal Use:up to additonal 6 hours(3G)                 up to additional 7 hours(Wi-Fi)                 Standby Time:up to additional 380 hours                 Audio Playback:up to addtional 28 hours                 Video Playback:up to additional 8 hoursFeature:                  MORE THAN 2*YOUR BATTERY                  SMART BATTERY                  LIGHT WEIGHT,THIN DESIGN                  NON-SLIP COMFORTABLE GRIP                  USB MICRO CHARGE AND SYNC

About us:

*Since 2006, we have started building our corporate journey. 

*Our guiding principle has been serving customers by providing fashion design good 

quality good price portable accessories for mobile devices. *We strongly believe that quality, prompt delivery and competitive price are our strength 

in gaining market share in the mobile *device accessory market. *We have a strong R&D team, which can offer free ODM and OEM design services for 

our valued customers 

If you have any questions please contact us by email or TradeManager. 

Most emails are responded within 24 business hours. 

For iPhone 4S/G external battery 1900 mA case cover