Shelf life up to 3 years. Up to 108 hours nominal capacity. The Intenso Energy Ultra type 675 hearing aid battery is one of the longest-lasting button cells for hearing aids on the market. Easy to replace, it makes your everyday life easier. Listen to everything you want. With proven Intenso quality.

Note on activating the battery: Remove the protective film to activate the battery and wait 1 minute to get the full power of the battery. The battery is activated by the zinc reacting with the oxygen in the air.