ScanWatch now available in the states delivering medical-grade ECG, SpO2 readings - PhoneArena
Withings' ScanWatch takes an extra step to start using its EKG - The Verge
Withings Scanwatch - watch with ECG function, measurement of heart rate and SPO2 as well as measurement of physical activity and sleep (42mm, black) | | All4Phone.com Phone Accessories Mobile Phone Cases
Withings ScanWatch set for US launch after ECG and SpO2 approval - SlashGear