iPhone 6S Battery Case, iPhone 6 Battery Case [Ultra Thin 12.9mm] - UNU DX-Free iPhone 6 Battery Case 4.7 inch [White/Blue] - MFI Apple Certified 2400mAh External Protective Portable Charger Case Designed to be the thinnest UNU iPhone 6 Battery Case, DX-FREE 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 2400mAh battery cell that provides an additional 100%+ battery life equivalent to an added 14+ hours talk time or 11+ hours web browsing time. Uniquely designed bumper latch for strongest enclosure of iPhone 6, Raised bumper to add extra screen protection. Your iPhone can survive in any tough scenario. Featuring SYNC-THRU technology: charge and Sync the iPhone 6 without removing the case via the included Micro USB cable, and eliminate all excessive expenses on keeping multiple pricey Apple lightning cables. Featuring Front-facing all-in-one button for easy operation. Press button to show power level of the case. Press and hold to toggle the charging status