Pack of 1 Duracell SR57 silver oxide button cells
Duracell's long-lasting and reliable button batteries can be used in a wide range of applications, such as medical devices (blood glucose meters, heart rate monitors), security-related devices (bank card readers) and other electronic devices (watches, clock radios, pedometers, etc.). Duralock Power Preserve technology also keeps the batteries charged for up to 3 years in storage. This means that the desired power is available at all times.
