Ring 4 - Silver - Size 10 - Smart Ring - Size First with Ring 4 Sizing Kit - Sleep Tracking Wearable - Heart Rate - Fitness Tracker - up to 8 Days of Battery Life Scooters & Wagons These enhanced functions encompass Led

These enhanced functions encompass Led indicators

activate your system via the Ring app

20 FPS Max

When your music is on

Ring 4 - Silver - Size 10 - Smart Ring - Size First with Ring 4 Sizing Kit - Sleep Tracking Wearable - Heart Rate - Fitness Tracker - up to 8 Days of Battery Life Scooters & Wagons These enhanced functions encompass LedSIZE BEFORE YOU BUY Oura Ring 4 sizes are different from standard ring sizes. Size yourself with the Oura Ring 4 Sizing Kit. For additional details, see From the brand section below OURA MEMBERSHIP First month of membership is included with purchase, for new members only. Subscription is 5. 99 mo afterwards. Or opt for the annual prepaid option for 69. 99. Membership is tied to your account via the Oura App, not your physical ring ACCURACY SMART