Wellue Viatom Checkme O2 Max Benutzerhandbuch Seite 17

Environmental
Item
Temperature
Relative humidity
(noncondensing)
Barometric
Degree of dust & water
resistance
Physical
Weight
Display
Wireless
Vibrator
Power Supply
Charge input:
Battery type
Battery run time
Charge time
SpO
2
Standards
Measurement accuracy verification: The SpO2 accuracy has been
verified in human experiments by comparing with arterial blood
sample reference measured with a CO-oximeter. The pulse rate
accuracy has been verified by Emulator. Pulse oximeter
measurement are statistically distributed and about two-thirds of
Operating
5 to 40°C
10% to 95%
700 to 1060
hPa
IP22
18 g (main unit)
OLED
Bluetooth 4.0 BLE
Built in
DC 5V ±10%
Rechargeable lithium-polymer battery
72 hours
2.5 hours
Meet standards of ISO 80601-2-61
15
Storage
-25 to 70°C
10% to 95%
700 to 1060 hPa