Model:CMS-50A pulse oximeter

Technical Parameters of Finger Pulse Oximeter
1. Display Format: LCD
2. Back light: LED
3. SpO2: 35-99%
4. Pulse Ratio: 30-255 BPM
5. Pleth Wave: LCD Graphic Display
6. Battery Voltage Low Indication: LCD Bar Graph
7. Power Requirements: Two AA size 1.5V Alkaline Battery;
8. Power Consumption: Less than 20 mA.
9. Resolution: 1% for SpO2 and 1 BPM for Pulse Ratio.
10. Measurement Accuracy: (+. -)2% in stage of 70%-99% for SpO2
11. Unspecified in stage of 35-69% for SpO2
12. (+. -)2BPM or (+. -)2%(Select Larger)for Pulse Ratio.
13. Measurement Performance in Low Perfusion: SpO2 and pulse Value can be shown correctly when pulse-filling ratio is 0.4%.
14. Interference Resistance Capacity against Ambient Light: Deviation is smaller than (+. -)1%
15. 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.