Smpoe iPhone 7/8 Battery Case, Ultra Slim Rechargeable Portable Charging Case for iPhone 8/7/6/6S External Battery Backup Case/Extra 100% Battery (blue)

Important Note: 1. The 3000mAh capacity battery case is a SUPER THIN case (thickness 11.6mm/0.46 inch) 2. For iPhone 7 / 8 : The case not work with Apple lightning cable Only work with bluetooth headset. 3. For iPhone 6 / 6s : The case work with all headests, needn't audio jack extender 4. ONLY Compatible with iPhone 8 / iPhone 7 / iPhone 6 / iPhone 6S (4.7"Screen) 5. Please use original apple lightning cable and wall adapter (5V/1A ONLY) to charge the battery case. How to install it? Put iPhone into the battery case, and make sure iPhone's lightning port full contact with connector on the case. How to charge the case? Please use your Apple original lightning cable to charge the case separately or with your phone together, if you charge together, it will charge iPhone first,after the iPhone is fully charged, it will charge the battery case automatically. How to transfer or stop power from case to my phone? Double-click the power button backside to turn the battery case ON or OFF, case will start or stop charing. How the led indicator work while charging? When the case charges your phone, the 4 light will flash in turn, 4 LED lights to check charging status and power level by 25-50-75-100% How do i know it is charged fully? When 4 lights on, your case is charged fully,you can double-click power button to check the remaining power. Package: 1X User Manual 1X >3000mAh iPhone Battery Case