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, 12#)

[Buy Smart Ring Size First] For a comfortable and perfect fit, please check your ring size before ordering. You can obtain your precise finger measurement using a ring sizer kit or by measuring your finger circumference with the size chart. [Upgrade Chip & No App Fees] This fitness ring features an advanced chip and optical sensor, allowing accurate tracking of various health data (especially HRV data) to help you better understand your physical state. The app for this health tracker ring is free, simple to use, and portable. [Health Monitoring] The smart ring health tracker integrates health monitoring, fitness tracking, and sleep analysis. It monitors heart rate, blood oxygen, stress levels, HRV, sleep data, step count, distance, calories, and more. This lightweight fitness ring tracker delivers all-day real-time data to assist you in achieving your health objectives. [180+ Activity & Fitness Tracker Modes] This health tracker accommodates both outdoor and indoor activities, such as running, cycling, swimming, hiking, dancing, pilates, yoga, and more. It logs distance, calories burned, and duration for each activity. This exercise ring aids you in sustaining an active and healthy lifestyle. [Intelligent Sleep Tracker Ring] This smart ring for men and women tracks your deep sleep, light sleep, stages of rapid eye movement, and wakeful periods during the night. As a sleep ring, it observes your sleep patterns to help you modify your habits and improve sleep quality. [Extended Battery Life & IP68 Waterproof] A high-quality vital health ring with enduring battery performanceover 4 days on a full charge. IP68 waterproof, you can wear it while swimming, diving, exercising, or showering. The charging case enables you to recharge the ring health tracker numerous times. [Family Care & Remote Photography] Connect to loved ones' health data via the app to monitor family or friends' well-being (you can select whether to share specific data with them). This smart fitness and health tracking ring also includes remote camera controlshake it twice to take photos easily