S2 Smart Ring Health Fitness Tracker - Black (8#)
The S2 Smart Ring is a comprehensive health and fitness tracker designed to monitor your key metrics throughout the day and night. Featuring multiple exercise modes, heart rate monitoring, blood oxygen (SpO2) measurement, and sleep tracking, this ring offers valuable insights into your overall well-being.
Key Features:
- Multiple Exercise Modes: Track a wide range of activities including running, swimming, cycling, and more.
- Heart Rate Monitoring: Continuous heart rate tracking to understand your cardiovascular health.
- Blood Oxygen (SpO2) Measurement: Monitor your blood oxygen levels for insights into respiratory health.
- Sleep Monitoring: Detailed sleep tracking including light, deep, and REM sleep stages.
Technical Specifications:
- Inside Diameter: 18.1mm
- Water Resistance: 5ATM Waterproof