Here is how to find out if your iPhone 6s is eligible for a free battery replacement
iPhone Battery Replacement in Austin, TX - 1Up Repairs - iPhone Repair, Android Repair, Playstation Repair, Xbox Repair, Computer Repair, Mac and MacBook Repair, Chromebook Repair
iPhone 6s Battery Replacement - Cell Phone Repair at Mobile2Fix
iPhone 6 Replacement OEM Battery
IPhone 6 Plus Battery Replacement: Guide to Replace the Internal Battery : 12 Steps (with Pictures) - Instructables
iPhone 6 Plus Battery Replacement with Free Toolkit (2915 mAh Li-ion Battery) | Ramjet.com
iPhone 6 battery replacement - YouTube
LCD Screen Digitizer Assembly & Battery Replacement For iPhone 5 5s 6 6S 7 8 lot | eBay
IPhone 6 Plus Battery Replacement: Guide to Replace the Internal Battery : 12 Steps (with Pictures) - Instructables
Amazon.com: EMNT 4000 mAh Battery Compatible with iPhone 6s High Capacity A1633/A1688/A1700 Battery Replacement 【New Version】 with Repair Tool Kits and Instructions【2 Years Warranty】. : Cell Phones & Accessories