Finding the right hearing aid batteries is straightforward once you know your device's specific size and where to look for the best value. Most hearing aids use standardized zinc-air batteries, which are color-coded by size: , Brown (Size 312) , Orange (Size 13) , and Blue (Size 675) . Where to Buy Hearing Aid Batteries
You can purchase these batteries from various local and online retailers: Advanced Hearing Aids - Mississauga - Port Credit Audiology where to buy hearing aid batteries