Same levels every day.
Exactly the same pulse and oxygen level for every day for over a month. How is that possible?
For Five Stars.
I have several ways to keep track of my daytime Spo2. What this one could use is a place for a note with each entry. It's important that I keep track of conditions related to each reading.
Excellent
Impressive work!!
Useless
No purpose
It doesn’t work
It doesn’t record anything.





