SPECIFICATIONS
1.Model: PO3M
2.Classi cation: Internally powered, type BF
3.Enclosure degree of ingress protection: IPX1
4.Display System: LED
5.Power Source: battery 3.7V
6.Peak wavelength: 660nm/880nm;
7.Maximum optical output power: 1mW;
8.SpO2 Measuring Range: 70-99%
9.Average Root Mean Square (ARMS) of SpO2 Accuracy: 80%~99%:±2%, 70%~79%:
±3% ,<70%: no de nition.
10.
The gure below shows the graphical plot of all SaO2 versus SpO2 with linear
regression t for all the sample data in the clinical protocol.
Lithium-ion 330mAh
Range
90%~100%
80%~89%
70%~79%
Arms
1.2215
1.3282
1.7277
10