Here is how to find out if your iPhone 6s is eligible for a free battery replacement
Mobile Phone Battery For Iphone 6s Real Capacity 1725mah 3.8v Battery For Iphone 6s With Repair Tools Kit - Mobile Phone Batteries - AliExpress
iPhone 6S Battery – iSyeikh Device
Amazon.com: LCLEBM Battery for iPhone 6S Plus 4500mAh, New 0 Cycle Higher Capacity Li-ion Polymer Battery Replacement for iPhone 6S Plus - No Tools : Cell Phones & Accessories
OEM SPEC Replacement Internal Battery For iPhone 5 5C 5S 6 6S 7 8 X XS Plus Tool | eBay
iPhone 6S Plus Battery Replacement with Free Toolkit (2750 mAh Li-ion Battery) | Ramjet.com
Wait! Don't pay the $29 fee to replace your iPhone 6s battery just yet | TechSpot
Replacement Battery iPhone 6S Plus 3500mAh High Capacity — Loctus
Amazon.com: SHENMZ Upgrade Battery for iPhone 6S, [3200mAh] Conqto 2022 New Version 0 Cycle Ultra High Capacity Battery Replacement for iPhone 6S Model A1633,A1688,A1700, No Tools : Cell Phones & Accessories
Battery iPhone 6S – PHILLY PHONES DISTRIBUTOR
iPhone Battery With 1715 mAh Capacity Possibly Destined for 'iPhone 6s' or '6c' Appears - MacRumors
iPhone 6S Battery - Gadget Pro Parts
Apple says iPhone 6s and 6s Plus battery life may vary 2-3% regardless of Samsung or TSMC chip - 9to5Mac
How To: iPhone 6S Battery Replacement done in 2 minutes - YouTube
iPhone 6s Plus Battery Replacement - iFixit Repair Guide
iPhone 6s Battery: Replacement Part / Repair Kit
iPhone 6s Plus Has Smaller 2750mAh Battery - MacRumors
iPhone 6s Battery A+ – Wholesale mobile accessories