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1) Display of SpO2 value, PR value, bar graph and pulse waveform.
2)Low-voltage indication: the low power indication symbol appears when the voltage is too low to work.
3)Automatic standby function.
4)Display direction can be changed automatically.
5)PR sound indication (wired equipment).
6)Sound prompt function: over-limit prompt of measured value, finger-out prompt, low power prompt (wired equipment).
7)Data memory function.
8)The data can be uploaded to the terminal equipment (wired equipment and Bluetooth wired equipment) by wired mode.
9)The data can be uploaded to the terminal equipment (Bluetooth equipment and Bluetooth wired equipment) by wireless mode.
SpO2 measurement range: 0 % ~ 100 % (resolution: 1 %)
Accuracy: 70 % ~ 100 %, ± 2 %;
0 %~69 %, unspecified
PR measurement range: 30 bpm ~ 250 bpm (resolution: 1 bpm)
Accuracy: ± 2 bpm or ± 2 %, whichever is greater
Accuracy under low perfusion: low perfusion 0.4 %, SpO2 accuracy: ± 4 %; PR accuracy: ± 2 bpm or ± 2 %, whichever is greater.
Light interference: compared to the values measured in normal condition and ambient light condition, the deviation is less than ± 1 %.
Power consumption: ≤ 100 mA
Working voltage: DC 3 V
Battery: two “AAA” batteries
Safety class: internally powered equipment, type BF applied part