![Amazon.com: Pulse oximeter fingertip with Plethysmograph and Perfusion Index, Portable Blood Oxygen Saturation Monitor for Heart Rate and SpO2 Level, O2 Monitor Finger for Oxygen,Pulse Ox,Oximetro,(Red-Orange) : Health & Household Amazon.com: Pulse oximeter fingertip with Plethysmograph and Perfusion Index, Portable Blood Oxygen Saturation Monitor for Heart Rate and SpO2 Level, O2 Monitor Finger for Oxygen,Pulse Ox,Oximetro,(Red-Orange) : Health & Household](https://m.media-amazon.com/images/I/71PHQXykdVL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: Pulse oximeter fingertip with Plethysmograph and Perfusion Index, Portable Blood Oxygen Saturation Monitor for Heart Rate and SpO2 Level, O2 Monitor Finger for Oxygen,Pulse Ox,Oximetro,(Red-Orange) : Health & Household
![Cureus | Reliability of Smartphone Applications for the Quantification of Oxygen Saturation | Article Cureus | Reliability of Smartphone Applications for the Quantification of Oxygen Saturation | Article](https://assets.cureus.com/uploads/figure/file/271831/lightbox_5fad3f202b2011ec9c09d541ad6b1c34-Screen-Shot-2021-10-12-at-10.49.53-AM.png)
Cureus | Reliability of Smartphone Applications for the Quantification of Oxygen Saturation | Article
Ed Mariano, MD, MAS, FASA 🇺🇸🇵🇠on Twitter: "I just figured out that my phone has a built-in pulse oximeter! Samsung S Health App #mhealth #HealthIT https://t.co/lFbtquXMbN" / Twitter
![How to measure blood oxygen saturation levels with a Samsung phone using Samsung Health | Android Central How to measure blood oxygen saturation levels with a Samsung phone using Samsung Health | Android Central](https://cdn.mos.cms.futurecdn.net/Mv4aH7izBU2jbFanYWsWcf.jpg)