If you are looking for different types and different sizes of batteries. Generally Hearing Aid Batteries are Zinc-air, button-shaped disposable batteries. These air-activated are factory-sealed and oxygen-activated batteries. Find the Size 10 battery, size 312 battery, Size 13 battery, Size 675 batteries that will fit the hearing aids that will enable us to hear well. Hearing Aid Batteries come from the best hearing Aid brands like Signia, Philips Resound, and Other. Hearing Solutions...