For Xiaomi Redmi 6 BN37 Battery Replacement 6A BN37 2900mAh Pro/Mi A2 Lite
For Xiaomi Redmi 6 / 6A M1804C3CG M1804C3CH M1804C3CI M1804C3DG M1804C3DH M1804C3DI. Remove the old battery, carefully install the new battery on the battery box, tighten the screws, and then connect the wires of the new battery.