Duracell DA312-B8 (8PK) Size 312 170mAh 1.45V Zinc Air EasyTab Brown Hearing Aid Batteries (DA312B8) - 8 Piece Retail Card
15 Packs Of 6 Duracell Activair Hearing Aid Batteries Size 312 Exp 10-23 & 02-24 – I.E.T. INDUSTRIAL ANTONIO PRIETO – SINCELEJO, SUCRE
Amazon.com: Hear Clear Size 312 PR41 Hearing Aid Batteries Brown Tab (120 Batteries) : Health & Household
Amazon.com: Duracell DA312B8ZM09 Easy Tab Hearing Aid Zinc Air Battery Pack, 312 Size, 1.4V, 175 mAh Capacity (Case of 6 Cards, 8 Unit per Card) : Health & Household