Product Name: COMPATIBLE Huawei Mate 9 Charging IC – BQ25870
Compatible Models: Huawei Mate 9, Mate 10, P10, P20, Honor 10
Part Type: Charging Management Integrated Circuit
Function: Controls battery charging circuitry; fixes no charging, slow charging, or overheating issues.
Includes: Single BQ25870 IC chip.
Usage: Micro-soldering (requires specialist technician).