They are registered with the FDA as class 2 devices.
Noah’s Nightly Newsletter – 2/6/22
https://truthlion.com/noahs-nightly-newsletter-2-6-22/
* CDC Makes Bombshell Admission About Natural Immunity
* President Trump: “The First Thing I’ll Do When Back In Office…”
* Manuel Johnson’s Prophetic Word For “46”
* BREAKING: Ottawa Mayor Declares State of Emergency!
* The Practical Plan To End The Planned-Demic and Great Reset Evil Agenda!
* Dr. David Martin Reveals The TRUTH About COVID + HIV + Coup D’Etat
* BRAND NEW Genius Pieces To The Plan Of Trump’s Reinstatement (Before 2024)!
* Comedian Heather McDonald Collapses on Stage and Hospitalized After Joking About Being Fully Vaccinated & Boosted Against COVID-19
* WATCH: Attorney Dr. Reiner Fuellmich Presents Opening Statements at Grand Jury Investigation Into Crimes Against Humanity Disguised as COVID Pandemic
but its neither here nor there because no self respecting medical professional would ever rely on ONE device to determine anything....I can tell you some people you can not easily get a reading from...not on any of their fingers, not their toes, and not the tip of their ears....ABG's are the most accurate.,