![Amazon.com: Fingertip Pulse Oximeter, Blood Oxygen Saturation Monitor (SpO2) with Pulse Rate Measurements and Pulse Bar Graph, Portable Digital Reading LED Display, Batteries and Carry Case Included : Health & Household Amazon.com: Fingertip Pulse Oximeter, Blood Oxygen Saturation Monitor (SpO2) with Pulse Rate Measurements and Pulse Bar Graph, Portable Digital Reading LED Display, Batteries and Carry Case Included : Health & Household](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/61C2eUmL34L.jpg)
Amazon.com: Fingertip Pulse Oximeter, Blood Oxygen Saturation Monitor (SpO2) with Pulse Rate Measurements and Pulse Bar Graph, Portable Digital Reading LED Display, Batteries and Carry Case Included : Health & Household
![Amazon.com: iProven Finger Pulse Oximeter, Blood Oxygen Monitor which Measures Respiratory Rate, Oxygen Saturation (SpO2), Perfusion Index and Pulse Rate, Includes Batteries and Lanyard - Oxi-33 : Health & Household Amazon.com: iProven Finger Pulse Oximeter, Blood Oxygen Monitor which Measures Respiratory Rate, Oxygen Saturation (SpO2), Perfusion Index and Pulse Rate, Includes Batteries and Lanyard - Oxi-33 : Health & Household](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/71PYz+d32eL.jpg)
Amazon.com: iProven Finger Pulse Oximeter, Blood Oxygen Monitor which Measures Respiratory Rate, Oxygen Saturation (SpO2), Perfusion Index and Pulse Rate, Includes Batteries and Lanyard - Oxi-33 : Health & Household
![MyGovIndia on Twitter: "The pulse oximeter is used to measure the oxygen level (oxygen saturation) of the blood. But do you know how does it work? Take a look! #IndiaFightsCorona https://t.co/YAToaH8hIq" / MyGovIndia on Twitter: "The pulse oximeter is used to measure the oxygen level (oxygen saturation) of the blood. But do you know how does it work? Take a look! #IndiaFightsCorona https://t.co/YAToaH8hIq" /](https://pbs.twimg.com/media/Ezv_qtgVgAQnJwF.jpg)