Product Description
Fingertip Pulse Oximeter
Model: CMS50QB
The Pulse Oximeter can be used in measuring the pulse oxygen saturation and pulse rate through finger. The product is fit for family, hospital, oxygen bar, community healthcare, physical care in sports. (It can be used before or after doing sports and it is not recommended to use the device during the process of having sport)etc

Technical Parameters
1. Display Mode: Dual color OLED Display, the display direction can be changed;
SpO2, Pulse rate, Pulse bar, waveform(4 display modes)
2. SpO2 measuring range: 0%-100%
3. Accuracy: When the SpO2 measuring range is: 70% to 100%, the permission of absolute error is (+, -)2%; Below 70% unspecified
4. Resolution: SpO2: 1% Pulse Rate: 1bpm
5. Pulse Ratio: 30-250 BPM
6. Measurement Performance in Weak Filling Condition: SpO2 and pulse rate can be shown correctly when pulse-filling ratio is 0.4%, SpO2 error is (+, -)4%, pulse rate error is (+, -)2bpm
Or 2%(select larger).
7. Resistance to surrounding light: The device between the value measured in the condition of man-made light and that of darkroom is less than (+, -)1%,
8. Alarm function: Detected data going beyond limit alarm(when the SpO2 is below 90%, or the pulse rate is not between 50bpm and 120bpm, the alarm occurs); Low power alarm
9. Safety Type: Interior Battery, BF Type
10. Storage Environment: Temperature: -40 C~+60 C; Relative humidity: 5%-95%;
11. Operative Environment: Temperature: 10 C~40 C; ; Relative humidity: 30%-75%;
12. Power supply requirement: 3.6V DC~4.2VDC
13. Battery requirement: 3.6V rechargeable buttony lithium battery (1 unit)
14. Dimensions: 46(L)  40(W)  29 (H) mm
15. Weight: About 35g (with 3.6V rechargeable buttony lithium battery )