DuraLock Power Preserve Technology. Duracell silver oxide button cell battery is used on medical devices, watches, toys, calculators, and more. Equivalent to: 379, SR63, SR521SW, V379, SR521W, and D379.
|Country of Origin||Switzerland, Swiss Confederation|
|Battery Power Type||Silver Oxide|
|Dimensions||2mm H. x 5.8mm Dia.|
|Warranty||3 Yr. Shelf Life|