Smart Ring for Women & Men, Health Fitness Tracker Ring Sleep Monitor/Heart Rate/Blood Oxygen/HRV/Stress/Calorie/Steps, IP68 Waterproof for iOS & Android, Free App (Black, 09#)

[Buy Smart Ring Size First] Size small, take one size up. For a comfortable and perfect fit, please check your health ring size before purchasing. You can either get your exact finger size with the ring sizer kit or measure your finger circumference by referring to our size chart. This helps you avoid unnecessary returns and exchanges. [Upgrade Chip & No App Fees] This fitness ring is equipped with the most advanced chip and optical sensor, enabling accurate monitoring of various health data (HRV data in particular) to help you better understand your physical condition.

Plus, the app for this health tracker ring is totally free, easy to use, and portable. [Health Monitoring] 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 gives all-day real-time data to help you reach your health goals. [180+ Activity & Fitness Tracker Modes] Our 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 will also help you maintain an active and healthy lifestyle. [Intelligent Sleep Tracker Ring] This smart ring for men and women monitors your deep sleep, light sleep, stages of rapid eye movement, and wakeful periods throughout the night. As a sleep ring, it monitors your sleep patterns to help you adjust your habits and enhance sleep quality. [Extended Battery & IP68 Waterproof] High-quality vital health ring with over 4 days of use on a full charge.

IP68 waterproof, wear it swimming, diving, exercising or showering. Better yet, the charging case lets you recharge the ring health tracker multiple times, eliminating battery anxiety even during long trips. [Family Care & Remote Photography] 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). Plus, this smart fitness and health tracking ring features remote camera controlshake it twice to take photos easily and conveniently