CMS-50B fingertip pulse Oximeter
Technical Parameters
1. Display Format: LCD
2. SpO2: 35-99%
3. Pulse Ratio: 30-255 BPM
4. Pulse Wave: LCD Numeric Display
5. Battery Voltage Low Indication: LCD Bar Graph.
6. Power Requirements: Two AA size 1.5V Alkali Battery;
7. Ower Consumption: Less than 15 mA.

8. Resolution: 1% for SpO2 and 1 BPM for Pulse Ratio.
9. Measurement Accuracy: (+. -)2% in stage of 70%-99% for SpO2
10. (+. -)2BPM or (+. -)2% (Select Larger)for Pulse Ratio.
11. Measurement Performance in Low Perfusion: SpO2 and rate value can be shown correctly when pulse-filling ratio is 0.4%.
12. Interference Resistance Capacity against Ambient Light: Deviation is smaller than (+. -)1%
13. It is equipped with a function switch, through which the Oximeter can be automatically powered off when no finger is in the Oximeter more than 4 seconds