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| Manufacturer | The Swatch Group |
|---|---|
| Manufacturer's Part Number | 391 |
| Description | PRIMARY; Chemical Composition: SILVER OXIDE; Battery Capacity: .05 Ah; Voltage: 1.55 V; Terminal Type: BUTTON(+), FLAT(-); Weight: .87 g; |
| Datasheet | 391 Datasheet |
| NAME | DESCRIPTION |
|---|---|
| Other Names: |
36-391 391K-ND 391K |
| Cross Reference No.: | IEC-SR1121 |
| Battery Capacity: | 50 mAh |
| Voltage: | 1.55 V |
| Terminal Type: | Button(+), Flat(-) |
| Height: | 0.081 in (2.05 mm) |
| Maximum Operating Temperature: | 60 °C (140 °F) |
| Chemical Composition: | Silver Oxide |
| Battery Type: | Disposable |
| Diameter: | 0.457 in (11.6 mm) |
| Minimum Operating Temperature: | 0 °C (32 °F) |
| Weight: | 870 mg |









