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Quality Introduction The best quality battery controller board, durable and safe. What You Get (NOTE: IF YOU CHOOSE "THIS IS ", IT MEANS YOU WILL GET ONLY 1 TOOLS KIT!!!) 1. Battery * 1 FAQs Q1: WHY DO I NEED TO TEST THE BATTERY BEFORE INSTALLATION? A: Installed battery will deform or wrinkle when you take it down, thus the warranty is voided. So please do test before install Q2: WHY THE HEALTH SHOWS NOTHING OR LESS THAN 100%? A: The phone still kept your old battery's data in its memory, so please simple solve this by replugging battery flex on phone board and then restart, repeat this multiple times then it's 100% Q3: WHY THE BATTERY DRAINS SO FAST? A: This is complicated to explain but it can be solved in a very simple way -- fully charge your phone and use it until drain, repeat this 3-5 times then it will work nicely !!!NOTE: !!!FOR X AND BELOW GENERATIONS, THE BATTERY HEALTH WILL SHOW 100%!!! !!!FOR XS AND ABOVE, THE BATTERY HEALTH WILL SHOW SERVICE!!! Capacity 5 - 1440mAh 5S - 1560mAh 5C - 1510mAh SE 2016 - 1624mAh 6 - 1810mAh 6 Plus - 2915mAh 6S - 1715mAh 6S Plus - 2750mAh 7 - 1960mAh 7 Plus - 2900mAh 8 - 1821mAh 8 Plus - 2691mAh SE 2020 - 1821mAh X - 2716mAh XS - 2658mAh XS Max - 3174mAh XR - 2942mAh 11 - 3110mAh 11 Pro - 3046mAh 11 Pro Max - 3969mAh 12 - 2815mAh 12 Pro - 2815mAh 12 Mini - 2227mAh 12 Pro Max - 3687mAh