Voltage:3.85V Capacity:2750mAh Type:Li-Polymer Compatible models: Replacement battery compatible with iPhone 6s plus (A1634 A1687 A1699) Features: 1、High quality：Manufactured according to strict quality control standards. The built-in smart chip can prevent overcharging, overdischarging and overheating protection to ensure safety and longer use time. 2、Easy to install: Before disassembling, it is recommended that you carefully watch some video guides on battery replacement …