questionsanswered.netSmart ring maker Circular announced its next-gen Ring 2 with ECG (electrocardiogram) functionality and AFib (atrial fibrillation) detection at CES 2025 Unveiled on Sunday in Las Vegas. The wearable is set to go on sale in February or March for $380. The ring’s ECG functionality and FDA-cleared AFib detection will provides customers the ability to observe their heart health. The wearable can capture a single-lead ECG, which is a means of recording the electrical exercise of your heart, Herz P1 Wellness utilizing a sophisticated PPG (photoplethysmogram) sensor. PPG sensors work by shining gentle onto your skin to measure changes in blood stream. Circular says the new ring comes with additional upgrades in comparison with its predecessor, together with a better battery life