Power One Evolution Size 312 Hearing Aid Batteries (300 PCS)

IMPROVED BATTERY LIFE - The Power One Evolution Hearing Aid Batteries is the newest development from Power One that features high energy density and more capacity by increasing the battery life by up to 15% than the other Power One hearing aid batteries.

THIN FOIL TECHNOLOGY - The sealing on the Power One Evolution Hearing Aid Batteries feature Thin Foil Technology that results in increasing the hearing aid battery's capacity by 15%, giving you an extra 1 to 2 days of battery life.

AVAILABLE IN MULTIPLE SIZES - The sizes available for the Power One Evolution Hearing Aid Batteries are 10, 13, 312, and 675. Your purchase comes with a total of 60 hearing aid batteries.

MADE IN GERMANY - The Power One Evolution Hearing Aid Batteries are made with top quality materials and sturdy design in their production plant in Ellwangen, Germany, home to the world's largest and most modern factory for hearing aid batteries.