The product is a pack of hearing aid batteries, specifically size 13 (orange) with a voltage of 1.45V. The batteries are Duracell and Rayovac brand, featuring a zinc-air chemical composition and have an expiry date of 2028. Each pack contains a total of 6 batteries, divided into 7 packs in the product listing. These batteries are designed for use in hearing aids and are a reliable and durable option for those in need of daily living aids for medical and mobility purposes.
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