DuraLock Power Preserve Technology. Duracell silver oxide button cell battery is used on medical devices, watches, toys, calculators, and more. Equivalent to: SR55, SR1120SW, SR1121, SR1120W, 191, 381, 391, D381/391, and V381.
|Country of Origin||Switzerland, Swiss Confederation|
|Battery Power Type||Silver Oxide|
|Dimensions||2.1mm H. x 11.6mm Dia.|
|Warranty||3 Yr. Shelf Life|