Duracell Activair Hearing Aid Batteries: Size 312 (80 Batteries) 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. Product Details BrandDuracellManufacturerDuracellProduct TypeHearing Aid BatteriesMpnPR41 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 total batteries).Duracell Hearing Aid Batteries EasyTab.Guaranteed Fresh with 3-4 Year Shelf Life Check out my other items. – Powered by