300 x Panasonic Aid Batteries PR41, Size 312, brown - Swisotech Shop
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
Fresh Duracell Activair Hearing Aid Batteries Size 312 (60 Batteries) Exp 4/2025 – I.E.T. INDUSTRIAL ANTONIO PRIETO – SINCELEJO, SUCRE