Energizer Sound Energy Size 312 Hearing Aid Batteries (60 Pack)

Energizer Sound Energy size 312 hearing aid batteries deliver reliable power for modern hearing devices with optimised form-cell design engineered to meet increased energy demands. These zinc air batteries remain inactive until you remove the coloured tab, preserving full power for when you need it. Once activated, zinc reacts with oxygen to provide consistent performance across varying environmental conditions. Each pack contains 60 batteries with a 4-year shelf life, ensuring your hearing aid stays powered reliably. Mercury and cadmium-free construction makes them safe for daily use, whilst easy installation means quick tab removal and immediate operation. Trusted by hearing aid users, Sound Energy batteries provide the dependable power your device requires for all-day wear.