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The Rayovac Proline size 312 hearing aid batteries are one of Rayovac's most popular type of battery and Rayovac is one of the leading retailers of hearing aid batteries in the world. Their size 312 Proline range offers all you would expect from a world known brand of batteries: quality, reliability, consistency and a long expiry date of four year. And they are also environmental friendly (Mercury free)!
What is it?
What does it do?
Can be used with:
If you’re unsure of which brand to choose, why not have a look at our trial packs of hearing aid batteries.