1. Material: ABS+PC
2. Display parameters: blood oxygen SPO2 value, pulse PR value, blood oxygen bar graph, pulse waveform graph, PI (perfusion index), respiratory rate monitoring parameter (130R), sleep monitoring parameter (131R)
3. Display screen: blue and yellow two-color OLED screen display, 5 levels of brightness adjustable
4. Display mode: four directions, six display modes
5. Measuring range of blood oxygen saturation: 70-99%
6. Accuracy of blood oxygen saturation measurement: ±2 within the range of 70-99%
7. Pulse rate measurement range: 30BPM-240BPM
8. Pulse rate measurement accuracy: ±1BPM or ±1 of the measured value
9. Blood perfusion index: greater than or equal to 0.2%, ±0.1%
10. Sleep monitoring time (131R): 8 hours
11. Power consumption: less than 30mA
12. Automatic shutdown: when no finger is inserted, it will automatically shut down in 8 seconds
13. Operating temperature: 5-40 degrees Celsius
14. Atmospheric pressure: 70Kpa-106Kpa
15. When the battery voltage is too low and may affect normal use, there is a low voltage warning prompt
16. Integrating blood oxygen probe and processing display module, the product is simple to use, low power consumption, small in size, light in weight and easy to carry
17 batteries: AAA alkaline x 2 (shipped without batteries)
18. Product size: 6.2 x 3.2 x 3.3 cm
19. Net weight: 41 grams

Package Contents:
-Fingertip oximeter x 1
-Lanyard x 1
-White card lining x 1
-English user manual x 1