For Samsung Galaxy Active2 44mm (R820) - Replacement Internal Battery Pack 340mAh - EB - BR80ABY

Restore the operational endurance and power stability of your wearable with this OEM-Specification Replacement Battery. Specifically engineered for the SM-R820 architecture, this 340mAh high-density cell (Part No. EB-BR820ABY) is manufactured to meet original factory standards for thermal regulation and discharge efficiency. It is the definitive hardware solution for resolving accelerated standby drain, unexpected power-offs during GPS activity, or failure to hold a full charge. This battery ensures a precise electrical handshake with the device’s power management system, maintaining the original voltage curve required for accurate percentage reporting and reliable performance during high-demand health monitoring.