With an impressive shelf life of up to 3 years, the Intenso Energy Ultra size 13 hearing aid battery offers you a long service life. It is easy to replace, making maintenance of your hearing aid simple and time-saving. Thanks to proven Intenso quality, you can rest assured that your hearing aid will always work reliably.

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.