Silvercrest SPO 55 Gebrauchsanleitung Und Sicherheitshinweise Seite 63

Weight: approx. 27 g (without
batteries)
Sensor system for
measuring SpO₂: red light (wavelength
660 nm); infrared (wave-
length 905 nm); silicon
receiver diode
Admissible operating
conditions: +10 °C to +40 °C, ≤ 75 %
relative humidity, 700–
1060 hPa ambient pressure
Admissible
storage conditions: -40 °C to +60 °C, ≤ 95 %
relative humidity, 500–
1060 hPa ambient pressure
Power supply: 2 x 1.5 V
Battery life: 2 AAA batteries provide ap-
prox. 2 years of use at
3 measurements per day
(60 seconds each).
Classification: IP22, applied part type BF
Expected service life: 3 years
Memory spaces: 100
AAA batteries
GB/IE 63