For Samsung A21s , A217 - Replacement Battery - Service Pack - GH82 - 22989A

Restore original power density and duty-cycle longevity with this Samsung Service Pack Battery. Specifically calibrated for the Samsung A21s (SM-A217) under manufacturer part number GH82-22989A, this Lithium-Ion cell provides a nominal capacity of 4900mAh (typical 5000mAh). Equipped with an integrated Battery Management System (BMS), it ensures 100% compatibility with Samsung's 15W Adaptive Fast Charging protocols and thermal monitoring sensors. This component is essential for resolving hardware-level failures such as "rapid discharge," thermal throttling, or "Battery percentage jumping" caused by chemical aging or internal resistance (ESR) fluctuations.