Oxygen Saturation Display Range: 0% to 100, OLED
Pulse Rate Display Range: 18 to 321 pulses per minute.
Oxygen Sat. Declared Accuracy Range (Arms*): 70-100% SpO2 +/- 2 digits
Pulse Rate Declared Accuracy Range (Arms*): 25 - 250 BPM +/- 3 digits
Temperature: (Operating) +41 to +104 degrees F
(Storage/Transportation) -22 to +158 degrees F
Device temperature will not exceed 41 degrees C as measured in a controlled environment.
Humidity: (Operating) 10 - 90% relative humidity - non condensing
Operating Altitude: Up to 40,000 Feet / 12,192 Meters
Battery Life (Continuous): 2AAA batteries can operate continuously forĀ 30 hours
Battery Life (Storage): 6 months minimum