iPhone 6 Battery Case - UNU DX-6 Protective iPhone 6 Battery Case ( 4.7 Inches) [Matte Black] - MFI Apple Certified 3100mAh External Protective iPhone 6 Charging Case Portable Battery Pack Cover FITS IPHONE 6/ 6S/ 7; REDESIGNED to be more durable, the UNU iPhone 6 Battery Case 2nd generation. The DX-6 features a durable polycarbonate shell with a 12.9mm from screen to the back total thickness. This iPhone 6 Battery Case features an unparallel powerful 3100mAh battery cell that provides an additional 100%+ battery life equivalent to an added 16+ hours talk time or 13+ hours web browsing time. Simple, elegant and secure 2-piece sliding-design features: a raised lip around the screen, bonus screen protector film, and a durable frame. The uncompromised protection of DX6S can resist accidental bumps, drops and daily wear and tear. Designed and Engineered for iPhone 6, allowing easy access to all ports and buttons."Texas Instrument" charging solution, and A+ Li-polymer cell, the DX6 charging experience is better than ever. Made for iPhone Certified by Apple & UL Labs: Works with iOS5/6/7/8 and up; One year hassle-free warranty by UNU offers extra peace-of-mind protection.