CasePower A34 Lithium Polymer (LiPo) 4000mAh Black

A34, Slim Power Booster, 4000mAh Li-polymer, 117g The CasePower Slim Battery Booster is a stylish rechargeable 4000mAh battery in aluminium finish. Keep it in your purse/bag and stay powered with your Smartphone at all times. Works with iPhone, iPad, tablets and most smartphones.

-Thin: 7.5mm
-Compact power: 4000mAh
-Fully recharge the iPhone 2 times
-Samsung S3/S4: 1.7-2x full charges
-Tablets: 3-5 hours extra user time
-Extend iPad 3rd/4th generation battery life by up to 3 hours
-Extend iPad 1st/2nd generation battery life by up to 5 hours