This is a true evaluation from a customer on Amazon.
We know that SpO₂ is an important parameter that reflects the body’s respiratory function and whether the oxygen content is normal, and t...
SpO₂ is one of the important indicators of physical health. The SpO₂ of a normal healthy person should be kept between 95%-100%. If it is lower than 90%, it has entered the range of hypoxia, and on...