Overview Free postage on 5 or more in Ireland and Northern Ireland Stay connected to the sounds you love with Rayovac Extra – Size 312 Hearing Aid Batteries. Designed for modern hearing aids, these premium batteries combine Rayovac’s Air Optimisation Technology and Active Core Plus™ innovation to deliver consistent, long-lasting power. With a user-friendly design that makes battery changes quick and simple, you can rely on Rayovac for excellent performance in every environment. Each box contains 10 convenient packs, helping you stay stocked up and prepared for everyday life. Key Features Contains 10 packs of Size 312 hearing aid batteries. Air Optimisation Technology regulates airflow for stable, dependable energy. Active Core Plus™ enhances battery efficiency and extends lifespan. 25% larger peel-off tab for easy and quick battery changes. High capacity of 640 mAh for extended hearing aid use. Reliable performance across a range of environments and conditions.
