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1)Display of SpO2 value.
2)Display of pulse rate and bar graph.
3)Display of pulse waveform.
4)Low-voltage indication: the low power indication symbol appears when the voltage is too low to work.
5)Adjustable screen brightness.
6)PR sound indication.
7)Sound prompt function: over-limit prompt of measured value, probe-off or finger-out prompt, low power prompt.
8)Data memory function.
9)The data can be uploaded to the terminal equipment by wired 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 3.6 V ~ 4.2 V
Battery: one 3.7 V rechargeable lithium battery
Battery lifetime: ≥ 500 times (charge and discharge times)
Safety class: internally powered equipment, type BF applied part
One SpO2 probe
One USB data line
One User Manual
One power adapter (optional)
Dimension: 61 mm (L) × 56 mm (W) × 24 mm (H)
Weight: about 60 g (including one lithium battery)
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