Smart Ring for Women Men, Health Fitness Tracker Ring with Sleep Monitoring/Heart Rate/Blood Oxygen/HRV/Stress/Calorie/Steps, IP68 Waterproof for iOS & Android, No APP Fees(Black, 09#)

For a comfortable and perfect fit, please check your ring size before purchasing. You can either get your exact finger size with a ring sizer kit or measure your finger circumference by referring to a size chart. This fitness ring is equipped with an advanced chip and optical sensor, enabling accurate monitoring of various health data (HRV data in particular) to help you better understand your physical condition. The app for this health tracker ring is free, easy to use, and portable. The smart ring health tracker combines health monitoring, fitness tracking, and sleep analysis. It tracks heart rate, blood oxygen, stress levels, HRV, sleep data, step count, distance, calories, and more. This lightweight fitness ring tracker provides all-day real-time data to help you reach your health goals. This health tracker supports both outdoor and indoor activities, including running, cycling, swimming, hiking, dancing, pilates, yoga, etc. It records distance, calories burned, and duration of each activity. This exercise ring can help you maintain an active and healthy lifestyle. This smart ring for men and women monitors your deep sleep, light sleep, stages of rapid eye movement, and wakeful periods throughout the night. It monitors your sleep patterns to help you adjust your habits and enhance sleep quality. This health ring offers a long battery lifeover 4 days on a full charge. It is IP68 waterproof, suitable for swimming, diving, exercising, or showering. The charging case allows you to recharge the ring multiple times. Connect to loved ones' health data via the app to keep track of family or friends' well-being (you can choose whether to share specific data with them). This smart fitness and health tracking ring features remote camera controlshake it twice to take photos easily