Amazon.com: PowerOne ACCU Plus Size 312 Rechargeable Hearing Aid Batteries - Size 312 Hearing Aid Batteries - Includes Hearing Aid Pouch and Liberty Hearing Aid Battery Keychain : Health & Household
Duracell® Hearing Aid Battery, #312, 16/Pack | New System
Amazon.com: PowerOne Hearing Aid Batteries No Mercury Size 312, PR41 (60 Batteries) + Battery Keychain Kit : Health & Household