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Operating Environment| operating temperature range | -20 to +40 °C |
|---|---|
| storage temperature range | -40 to +70 °C |
| operating humidity range | 10 to 90% noncondensing |
| storage humidity range | 10 to 95% noncondensing |
| operating altitude | Up to 4, 000 meters |
| hyperbaric pressure | Up to 4 atmospheres |
Power| battery type | Six 1.5V AA-size alkaline batteries |
|---|---|
| battery life at maximum display brightness | 100 hours |
| battery life at normal display brightness | 160 hours |
Display and Indicators| oxygen saturation display range | 0 to 100% SpO2 |
|---|---|
| pulse rate display range | 18 to 321 BPM |
| pulse quality indicator | LED, tricolor |
| numeric displays | 3-digit 7-segment LEDs, red |
Measurement Specifications| red wavelength | 660 nanometers |
|---|---|
| red output power | 0.8 mW max. avg. |
| infrared wavelength | 910 nanometers |
| infrared output power | 1.2 mW max. avg. |
Weight and Dimensions| width | 8 cm |
|---|---|
| height | 15 cm |
| depth | 2.5 cm |
| weight | 280 g |
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