physical | Size | 3.50 x 1.34 x 5.55 inches | ||
Characteristics | (W x D x H) | (89 x 34 x 141 mm) | ||
| Weight | .66 lb (<300 g) |
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| battery) |
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environment | Working | Temperature |
| 41°F ~ 104°F |
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| (5°C ~ 40°C) |
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| Humidity |
| 25% - 80% |
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| Atmospheric |
| 12.47 psi ~ 15.37 psi |
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| Pressure |
| (860hPa ~ 1060 hPa) |
| Transport and | Temperature |
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| Storage |
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| Humidity |
| 25% - 93% |
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| Atmospheric |
| 10.15 psi ~ 15.37 psi |
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| Pressure |
| (700hPa ~ 1060 hPa) |
fhr | FHR Measuring | 50 bpm ~ 210 bpm |
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performance | Range |
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| Resolution | 1 bpm |
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| Accuracy | ±3 bpm |
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audio output | 0.5W |
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power |
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battery | Battery Type | 1.5V alkaline battery | ||
| Recommended | (IEC 60086, LR6/AA) or | ||
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| Battery | > 9 hours |
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| 30 |