Y31 / BK77 battery model KC/A27

model KC/A27

Model: A31 / BA315ABY / A31S / A22 4G

Model: BLP571 ONE+ 1

Model: 11 Pro

Efficient and durable replacement battery for OPPO A57 / BLP619 / A39

Y31 / BK77 battery model KC/A27A high capacity replacement battery for VIVO, model Y31 BK77, designed for dependable performance. Brand: VIVO Model: Y31 BK77 Capacity: 1900mAh PCBA Type: Battery Type: Lithium Ion Voltage: 3. 87V Charging Time: 90 minutes Features: High Capacity Tested Quality Longer Service Life 100% New Easy to Fit Use Cell Type Note: Before replacing the battery, make sure your mobile should be in working condition. Direction: New battery must be fully charged