Capacity: The powerful 6800mAh capacity polymer battery provides up to 100% extra battery to your Apple iPhone 6/6s plus. No bulky length at all and extraodinary slim design which makes the case like an regular protective case.</br>Protection: Hard backplate and the soft bumper design can protect your phone from scratches drops.The external battery case offers complete protection from top to bottom. No more choosing between protection and power.</br>Charge & SYNC: You can Charge the phone and the battery case simutaneously without removing the battery case. Charged the phone first it will automatically charge the battery case when the phone full charged. It's very convenient.</br>Integrated circuit design effectively avoid shorting circuit or over charge even under extreme conditions of wrong operating.</br>Assembly & Disassembly: The battery case provides an easy installation for sliding your phone into it. For disassembling please following the instructions strictly.</br></br>Product Description</br></br><b>Compatible with iPhone 6/6s plus not fit other cellphones!</b> <br> <br> <b>Instructions:</b> <br> 1. Press for the switch button to turn on the battery case. <br> 2. The 4 LED Indicators show how much power it has now.<br> 3. Each indicator show the capacity of 25%. LED indicators will be flash when charging.<br> 4. Anti-Slip Perimeter Maximum Protection and Shock Protective Loop.<br> 5. Charged the phone first?? it will automatically charge the battery case when the phone full charged.<br> 6. You can also make the battery case connect the computer with the original cables for a transmission.<br><br> <b>Specifications:</b> <br> Battery type: Li-polymer<br> Capacity: 6800mAh<br> Input: 5V / 1A<br> Output: 5V / 1A<br> Talk time: 8 hours<br> Recycle use times: 500 t