S7 Battery Case,[Newest Version] Galaxy S7 Rechargeable Battery Case 4500 Mah External Backup Battery Charger Combo Case For Samsung Galaxy S7,Portable Backup Power Bank Case with Kickstand (Gold) The 4200 mAh External Backup Battery Charger Combo Cover Case ONLY Compatible with Samsung Galaxy S7 (2016). 360comprehensive bumper design and hard-shell backplate, the ST Portable Charger protects your Galaxy S7 from scratches and other daily wear and tear, yet small and convenient enough to fit easily in your hand or in your pocket. Tactile buttons for solid feedback and an easy press and you can easy use your phone comfortable. Double the Power of the Samsung Galaxy S7 Powerful 4200 mAh Li-polymer rechargeable battery can effectively provide 100%+ extra battery life for your Samsung Galaxy S7 which is equivalent to an added 25 + hours talk time or 14+ hours web browsing time. Quality batteries intelligent protection: imported batteries, with high energy density, no memory effect, high conversion rate, slow decay, long life and other advantages of high security features. Integrated circuit design with intelligent protection IC, can effectively prevent a short circuit or overtime charge, overcharge and over discharge even under extreme operating conditions, according to the fault errors, which can effectively protect your phone.