The battery also lasts a month.
Smartwatches Have Measured Blood Oxygen for Years. But Is This Useful? - CNET
Biohackers Collective
Withings Thermo review: Withings Thermo is a Wi-Fi smart thermometer that doesn't need to go inside you - CNET
Withings' $599 ScanWatch Nova Classes Up the ScanWatch 2's Temperature Tracking - CNET
ScanWatch 2 with temperature tracking tools has got your health covered courtesy an arsenal of precise metrics - Yanko Design
ScanWatch 2 with temperature tracking tools has got your health covered courtesy an arsenal of precise metrics - Yanko Design
Biohackers Collective
Withings' ScanWatch 2 features a body temperature sensor and improved health tracking
Incredible clinical power to improve health. Phenomenal 30-day battery. - ScanWatch 2
Withings' ScanWatch 2 arrives with temperature sensing
How does the SpO2 feature work in a smartwatch? - Quora