Rayovac
Rayovac Extra Advanced, Size 312 Hearing Aid Battery (Pack 60 Pcs)
Energizer
Sound Energy, 312 Hearing Aid Battery, 60 Count
PowerOne
PowerOne Power One P312 Hearing Aid Battery (10 Packs Of 6 Each)
Duracell
Duracell EasyTab/Activair Type 312 Hearing Aid Batteries Zinc Air P312 PR41 ZL3 Pack of 60