Kirkland Signature Size 675 premium zinc-air hearing aid batteries designed for reliable power and long-lasting performance. These mercury-free batteries provide 1.45 volts and are manufactured in Germany to ensure quality and consistency. The zinc-air technology uses oxygen from the air as a power source, activated by removing the protective tab and allowing one minute for air to fully activate the ingredients before inserting into your hearing aid.

Each battery comes in convenient individual packaging to maintain freshness and ease of use. The size 675 is one of the most common hearing aid battery sizes, identifiable by its blue color coding. This 36-pack provides an extended supply of reliable power for your hearing aids, with customers noting excellent value for the quality and quantity provided.