Smart Fitness Rings for Men and Women: Heart Rate, Blood Oxygen, Sleep & Step Counter - Waterproof

Heart Rate Smart Ring - All-Day Heart Rate Monitoring: Stay informed with real-time heart rate data throughout your day and during sports. - Comprehensive Data Tracking: Accurate recordings of heart rate changes in the app provide insights into your health and wellness. - Personal Health Insights: Understand your body better to make informed decisions and maintain your health.

Smart Sleep Ring - Built-in Sleep Tracker: Monitor sleep duration, light and deep sleep times, and awake periods. - Past Sleep Analysis: Review sleep status for the past week or month to identify sleep patterns and improve quality. - Develop Good Habits: Comprehensive sleep quality analysis helps form healthy sleeping habits.

Fitness Ring with Sport Modes - Automatic Data Tracking: Track steps, calories burned, and distance traveled effortlessly. - Sport Mode: Get real-time heart rate and activity time during exercise. - Informed Exercise: Comprehensive data helps you make better decisions to enhance fitness outcomes.

Compact and Stylish Waterproof Ring - Lightweight and Durable: Made from sturdy yet lightweight materials for all-day comfort. - IP68 Waterproof Rating: Ideal for everyday activities including swimming, cold bathing, and hand washing.

Free Powerful App - Free Mobile App: View all health and sports data without any subscription fees. - Compatible with Android and iOS: Suitable for Android 5.1 and iOS 8.0 and above devices.

Size Before You Buy - Measure Finger: First measure your finger circumference, calculate the inner diameter, and select the corresponding ring size based on the detail image.

Perfect After-sales - 24-Hour Customer Support: If you have any questions, contact our YuYolex Store and receive satisfactory solutions within 24 hours.