BM4Y Replacement battery For Xiaomi Poco F3/M2012K11AG/RedmiK40 4420 mAh + Tools
Compatible With: (use"Ctrl+F" to find your own PN & Model) BM4Y. Nominal Capacity:4420mAh. Do not put battery into water and fire. Just after using the battery, the battery will heat up. Do not Separation, extrusion, and impact.