Why is it showing sensor off in an oximeter when I'm putting my finger to check the pulse? Is it broken or do I need to change some setting? - Quora
Why is it showing sensor off in an oximeter when I'm putting my finger to check the pulse? Is it broken or do I need to change some setting? - Quora
Why is it showing sensor off in an oximeter when I'm putting my finger to check the pulse? Is it broken or do I need to change some setting? - Quora
![Wellue Pulse Oximeter for Fingertip, Bluetooth Blood Oxygen Saturation Monitor, with Free App, Batteries and Lanyard, FS20F Black - Walmart.com Wellue Pulse Oximeter for Fingertip, Bluetooth Blood Oxygen Saturation Monitor, with Free App, Batteries and Lanyard, FS20F Black - Walmart.com](https://i5.walmartimages.com/asr/36d83576-5cda-42f9-84fa-2e98c5ac14fb.eacde685028a71f8af4410f0485c0bb4.jpeg?odnHeight=768&odnWidth=768&odnBg=FFFFFF)
Wellue Pulse Oximeter for Fingertip, Bluetooth Blood Oxygen Saturation Monitor, with Free App, Batteries and Lanyard, FS20F Black - Walmart.com
![Amazon.com: iNurse Fingertip Pulse Oximeter Blood Oxygen Saturation Monitor, Blood Oxygen Saturation Monitor for Heart Rate,Fingertip Pulse Oximeter (Off-White with BLUE) : Health & Household Amazon.com: iNurse Fingertip Pulse Oximeter Blood Oxygen Saturation Monitor, Blood Oxygen Saturation Monitor for Heart Rate,Fingertip Pulse Oximeter (Off-White with BLUE) : Health & Household](https://m.media-amazon.com/images/I/61ApWqR0p-L.jpg)