Ian Prince Good to see your SpO2 reading is healthy 😁
Satoshi T Thank you @Ian 😁It's useful for early detection of COVID19 because you can know the decline of lung function...
Ian Prince And can be useful as a warning sign for a acute anemia. Most place here are out of stock for them...
Satoshi T The situation is similar here ...
Ian Prince Good to see your SpO2 reading is healthy 😁