SR66 Alkaline Coin Battery 5-Pack (Box of 20)

The SR66 is a small-format alkaline coin cell battery commonly used in watches, calculators, hearing aids, and other compact electronic devices. Each pack contains 5 batteries and is sold in bulk quantities of 20 packs minimum, making it ideal for retailers, repair shops, and facilities managers who need reliable stock. These cells deliver consistent voltage output and long shelf life, ensuring dependable performance in light-drain applications.