Question: what are the best hearing aid batteries to buy?
Answer: Rayovac Hearing Aid Batteries. Power One Size 13 Batteries Zinc Air P13. ...  Duracell Hearing Aid Batteries. ...  Duracell Activair Hearing Aid Batteries. ...  Rayovac Extra Advanced, size 312 Hearing Aid Battery. ...  Duracell Activair Hearing Aid Batteries. ...