1900 mAh External Backup Battery Charger for Iphone 4G ( Black )

1900 mAh External Backup Battery Charger for Iphone 4G ( Black )

US$ 16.99 Free worldwide shipping!
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Main Feature: This portable backup battery will recharge and keep your iPhone 4G battery topped up when you want it. Easy to use, just switch on or off as you need it. The 1900mAh rechargeable lithium polymer battery add extra back-up strength to the one that is in your Apple iPhone 4G. Capacity: 1900mAh. Cell type: li-polymer battery. Output voltage: 5V. Output current: 500 mA max. Specification: weight:141 g size:17112.5 cm Package: 1 x 1900 mAh External Backup Battery Charger for Iphone 4G