Pulse oximeter is a non-invasive method for monitoring the oxygen saturation A blood-oxygen monitor displays the percentage of blood that is loaded with oxygen. More specifically, it measures what percentage of hemoglobin, the protein in blood that carries oxygen, is loaded. It can provide an early warning of the kinds of breathing problems associated to Covid-19; it’s a reliable way of detecting oxygenation problems and elevated heart rate.
Fingertip Pulse Oximeter – YK-80