DuraLock Power Preserve Technology. Duracell silver oxide button cell battery is used on medical devices, watches, toys, calculators, and more. Equivalent to: SR54, SR1130W, SR1130SW, 389, 390, D389, D390, V389, V390, and SR11.
| Type | 389/390 |
| Battery Power Type | Silver Oxide |
| Capacity | 80 mAh |
| Voltage | 1.5V |
| Dimensions | 3mm H. x 11.6mm Dia. |
| Warranty | 3 Yr. Shelf Life |
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