PowerOne Size 312 Mercury-Free Hearing Aid Batteries (300 Count) - Long-Lasting Zinc Air Batteries for Hearing Devices - Perfect for Travel, Work & Daily Use

Welcome to power one! Hearing aid batteries from power one come from a long tradition: "Made in Germany", they are among the world's top-selling batteries. The reasons for their extraordinary success: they combine the highest quality and reliability, an extremely long life and maximum comfort.