Product Name: COMPATIBLE Vivo Y21 / Y22 Battery (B‑75)
Compatible Models: Vivo Y21, Vivo Y22
Type: Internal Rechargeable Lithium‑Ion Battery
Function: Replaces degraded or faulty battery to restore battery life and performance
Installation: Internal repair (requires technician)
Condition: Compatible Replacement Part
Usage: Suitable for Vivo Y21 / Y22 battery replacement