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Operating Environment| operational temperature range | -10° C to +60° C |
|---|---|
| loss/gain (monthly rate) | ±15 seconds at normal temperature range |
| frequency of crystal oscillator | 32, 768 Hz |
Battery| battery type | SEIKO SR927SW |
|---|---|
| battery life | Approximately 5 years |
| battery quantity | 1 piece |
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