Smart Ring – Heart Rate, SpO2, Sleep & Activity Tracker Ring Size:13 Hooks adhere best to smooth

Hooks adhere best to smooth

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🎨 Multi-Purpose Design — Perfect for face masks

Magnesium-Infused: Supports a relaxing

Smart Ring – Heart Rate, SpO2, Sleep & Activity Tracker Ring Size:13 Hooks adhere best to smoothTrack Your Wellness 24 7 Right on Your Finger Meet the Ola Esporte Smart Ring a sleek, screenless wearable that quietly monitors your heart rate, blood oxygen (SpO2), sleep quality, steps, calories, and distance, all from the comfort of your finger. At just 3g, you'll barely notice it's there until you check the app and discover just how much it's been tracking for you. Sync seamlessly with the companion smartphone app (Android 5. 1+ iOS 8. 0+) to