Smart titanium ring with ECG and 8-day battery life: Circular Ring 2 versus Oura and Samsung Galaxy Ring

[Redaktion]

Circular's most advanced smart ring to date has arrived, not only with improvements in robustness and reliability, but also with brand new sensors. These include an ectrocardiogram (ECG) so that atrial fibrillation can be detected directly from the finger.

https://www.notebookcheck.net/Smart-titanium-ring-with-ECG-and-8-day-battery-life-Circular-Ring-2-versus-Oura-and-Samsung-Galaxy-Ring.942346.0.html