Amazfit GTR 3 SpO2 Test 😮 How Accurate Is It? - YouTube
Despite the SpO2 / pulse ox being not for medical use, I'm still disappointed in its accuracy. The pulse oximeter on my 245 is consistently out by 7-15%. Pretty much useless, even
Garmin 245 Functions and Settings [Navi Spo2 Vo2] Test Review! - YouTube
Garmin Forerunner 245 Music review: Still a great buy in 2021
FORERUNNER 245/245 MUSIC Owner's Manual
Tutorial - Garmin Smartwatches|Taking a Pulse Ox Reading - YouTube
Best Smartwatches for Measuring sPo2 Levels
Garmin Forerunner 245 Music review: Still a great buy in 2021
Best smartwatches that can measure blood oxygen saturation levels | Android Central