Duracell Activair Hearing Aid Batteries Size 312 (80 Batteries), Brown New Duracell Activair EasyTab makes changing your hearing aid batteries as easy as 1-2-3. Easy to open package, Easy to remove the batteries & Easy to insert the battery into your hearing device. Total of 80 Batteries, made in Germany and free of harmful Mercury, as required by law in most locales. Product Details BrandLocal BatteryManufacturerDuracellProduct TypeHearing Aid BatteriesMpnD312 Easier to open, compact, discreet and totally protects your batteriesReliable and long lasting power for your hearing aidPack of 8 of size 312 1.45-Volt zinc air hearing aid batteries (80 batteries).Duracell Hearing Aid Batteries EasyTab. Check out my other items. – Powered by