admin Titan Staff member Nov 21, 2018 63,338 185 74,910 Jul 3, 2021 #1 Fitbit patent suggests a smart ring could measure SpO2 and report the data back to a watch or smartphone. Fitbit could be working on a new smart ring : Read more
Fitbit patent suggests a smart ring could measure SpO2 and report the data back to a watch or smartphone. Fitbit could be working on a new smart ring : Read more