Rayovac Extra 312 is a pack of 8 high-performance zinc air batteries designed specifically for hearing aids. These batteries provide reliable power and are known for their long-lasting performance.

The price of Rayovac Extra 312, 8 Pack is £9.63. This affordable option offers great value for those needing dependable hearing aid batteries.

Key features include zinc air technology for efficient power, a long shelf life, and compatibility with most hearing aids. Additionally, they come in a convenient blister card packaging for easy storage.

These batteries are best for individuals who use hearing aids and require a reliable power source. They are ideal for both everyday use and for those who need a backup supply.

To use, simply insert the battery into your hearing aid, ensuring the correct polarity. For care, store the batteries in a cool, dry place and avoid exposing them to extreme temperatures to maintain performance.