TYLT Tylt Energi Sliding Power Case for iPhone 6 and 6S - Retail Packaging - Black

Size:iPhone 6 | Product Packaging:Standard Packaging The ENERGI sliding Power Case features a removable battery sleeve providing an additional 3200 mAh power beyond the 1810 mAh battery of the iPhone 6. Slide on the Power Sleeve only when power is needed, slide off to enjoy the streamlined dual-layer inner case. Providing the best of both world's-protection and all day power when you need it.