Galaxy S6 Edge Battery Case,FOSTO Ultra Slim Portable Charger Galaxy S6 Edge Charging Case(Not Fit S6 edge+),3500mAh External Rechargeable Protective Power Bank for Samsung Galaxy S6 Edge(white) Battery Case for your Samsung Galaxy S6 Edge(Not Fit Galaxy S6&S6 Edge Plus) . Dual functional case recharges and protects your phone at the same time! Ultra Slim thin smooth finish designed rechargeable 3500mAh battery extender case with Four LED light power indicators for controlled charging and protection experience giving you more Stamina to enjoy an additional 90% 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. Sync and charge your case at the same time! No need to remove your case! On board sound chamber for speaker and microphone function. FOSTO Provides an unmatchable customer friendly world class hassle free 18-Month Warranty with this item!