OURA Heritage Smart Ring Silver US Size 9

The Oura Heritage Smart Ring in Silver, US size 9, combines elegant design with advanced health tracking technology. Crafted from lightweight titanium, this ring is built for 24/7 wear and offers comprehensive insights into your sleep, activity, and readiness. With water resistance up to 100 meters and up to 7 days of battery life, it seamlessly integrates into your daily routine.

Advantages

Track your sleep stages, heart rate, HRV, body temperature, and SpO2 with precision sensors. The Oura Membership unlocks personalized health recommendations, daily scores, and trends to help you optimize your well-being. The Heritage collection features a classic dome shape with a durable, scratch-resistant finish.

Suitable for

• Health-conscious individuals seeking continuous wellness monitoring
• Those who prefer a discreet, non-intrusive wearable
• Users of iOS 15+ or Android 8.0+ smartphones

Key specifications

• Product Type: Smart Ring
• Collection: Heritage
• Color/Finish: Silver
• Ring Size: US 9
• Material: Titanium
• Sensors: PPG (Green & Red LEDs), NTC Temperature Sensor, 3D Accelerometer, Gyroscope
• Connectivity: Bluetooth Low Energy (BLE)
• Battery Life: 4-7 days
• Charging Time: 20-80 minutes
• Water Resistance: Up to 100 meters (328 feet)
• Compatibility: iOS 15 and later, Android 8.0 and later
• Health Metrics: Sleep Stages, Sleep Score, Readiness Score, Activity Score, Heart Rate (Resting, Live, HRV), Body Temperature Variation, SpO2
• Processor: ARM Cortex-M4
• Ring Width: 7.9 mm
• Ring Thickness: 2.55 mm
• Weight: 4-6 grams (approx.)
• Charging Method: Wireless inductive charging

Recommendations

For optimal performance, pair with the Oura app and subscribe to Oura Membership for full features. The ring is designed for continuous wear, including sleep and workouts. Ensure your smartphone runs iOS 15+ or Android 8.0+.