Elivebuy 3400mAh Leather Wallet Power Battery Charging Case for iPhone 6 - Retail Packaging - Black & Red Apple MFi Certified, Perfect for iPhone 6 4.7 inches, Full compatible support with iOS 8.0+ and future iOS software updates. 3400mAh built-in Li-polymer battery effectively provides well over a 150% charge to your iPhone 6 to last you the entire day. Only compatible with the 4.7 inch model. Featuring a fully protective hard-shell case with the minimum added bulk. Precision placed cutouts keep buttons, camera, and speakers fully accessible. Input: 5.0V/1.0A, Output: 5.0 +/- 0.25V/1A, 4 blue LED indicators display the remaining power; red light flashing warns of low battery and needs recharge the power bank. Easily insert your iPhone 6 into the lightning output port. The battery case uses a Micro USB input port to enable power and data transfer.