【Excellent Quality】Manufactured under strict quality control standards, Top-rate premium A battery cell,built-in smart Chip to prevent from over-charging, over-discharging and over-heating protection.With CE, FCC and RoHS certified. 【Battery Capacity】We provide two different capacity version,one is high capacity which more than 8-25% capacity of the original battery,another one is standard capacity which capacity almost same as original. 【Compatible Model】Compatible with iPhone 11pro max only.Not for iPhone 11,iphone 11pro or other models. Please double check your iPhone model before purchasing. 【How to install】It is recommended to watch some related battery replacement video guide carefully in YouTube before disassembling if you are the first try.
