iPhone 6 Battery Case: Stalion Stamina Rechargeable Extended Charging Case 3100mAh (Quick Silver)[Apple MFi Certified] for iPhone 6 & iPhone 6s (4.7-Inches) Battery Case for your Apple iPhone 6 & iPhone 6s with dual functionality, case recharges and protects your phone at the same time! Comes with 2 interchangeable protective frames. Ultra Slim thin smooth finish designed rechargeable 3100mAh battery extender case with Four LED light power indicators for controlled charging and protection experience giving you more Stamina to enjoy an additional 100% battery life. One touch power button on the back of the case to activate your battery case with built in Smart sensor to prevent overcharging and overheating. Charge your case at the same time! No need to remove your case! On board sound chamber for speaker and microphone function and access to audio jack with provided adapter. Stalion Provides an unmatchable customer friendly world class hassle free 24-Month (2-Year) Warranty with this item!