<b>Please know before buy：</b><br> Please double check your phone model prior to purchasing to ensure this replacement battery is compatible with your phone (iPhone 6S). You can find some instruction videos on YouTube or find a technician for help if you don't know how to replace your battery.<br> <br> <b>Specifications:</b><br> * Battery Capacity: 2700 mAh<br> * Battery type: Li-Polymer Battery<br> * Watt-hour: 10.3Wh<br> * Voltage Output: 3.82V<br> <br> <b>COMPATIBLE MODELS:</b><br> A1633, A1688, A1700<br> <br> <b>For Best Performance:</b><br> 1. Make sure to fully charge and discharge your new battery 3 to 5 cycles;<br> 2. Use your original charger and cable which came with your phone to recharge this replacement battery.<br> 3. When the battery is depleted, it may take a few minutes for indicator to show when recharging;<br> 4. Recharge the battery once every 3 months if it will not be used for a long period of time.<br> <br> <b>Package included:</b><br> 1 x Battery for 6S<br> 1 x Philips Size Screwdriver<br> 1 x Pentalobe (Five-Star) Screwdriver<br> 1 x Battery Adhesive<br> 1 x Waterproof Adhesive<br> 1 x Triangle opening tool<br> 1 x Metal Spudger<br> 1 x Suction Cup<br> 1 x Ejection Pin<br> 1 x Use manual<br> <br> <b>Note:</b><br> 1. We strongly recommend you to watch the installation video before you replace the battery. After watching the video, you will find that it is not very difficult to replace the battery.<br> <br> 2. If you are unable to turn your phone on after installed, please reinstall the ribbon cable, check its connector and clip it hard. Next, charge your phone for 20 minutes or longer. Then try to turn on your phone once again.<br> <br> 3. If your phone keeps rebooting and blinking phone logo or can’t hold a charge. Maybe the ribbon cable does not connect well. Please reinstall the ribbon cable, check its connector and clip it hard.<br><br>