Smart Rings for Women Men, Fitness Ring with Heart Rate, Blood Oxygen, HRV, Stress, Sleep Tracker, Step Tracker, No Subscription Fee, lP68 Waterproof Smart Ring for iPhone & Android (Rose Gold, 8#)

Size Before You Buy Before buying the Smart Ring, we advise using the string method shown in our pictures to measure the outer circumference of the finger you plan to wear the smart ring on. Then match your measurement with our size chart in the pictures to determine your correct size. Quick Tip: Pull the string slightly tighter when measuring, or select one size smaller. This helps the smart ring fit more snugly and stops it from slipping off easily. Intelligent Sleep Tracker: Your preferred sleep tracker is now on your finger. This health ring for men and women can also automatically track your sleep. Monitor your falling asleep time, waking up time, and sleep quality (deep sleep and light sleep) via graphs. You can check daily, weekly, and monthly sleep data in the App, assisting you in better adjusting your habits to enhance your sleep quality. The fitness ring is so comfortable, you wont even feel its there while it tracks your sleep. Track Your Health from Your Finger: This slim smart health ring for women and men offers 24-hour blood oxygen, 24-hour heart rate, and 24-hour HRV monitoring. You can easily view these real-time health metrics from your wrist anytime, anywhere, and you can check daily, weekly, and monthly health data in the App. The smart health ring supplies you with more precise monitoring information to help you discover a healthier lifestyle. Activity Tracker & Multiple Sport Modes: The fitness ring for men and women automatically records your steps, calories burned, and distance throughout the day. This smart ring features multiple sports modes such as running, cycling, skipping rope, walking, hiking, yoga, dancing, golf, and more. Activate these sport modes, and you will obtain workout route, sport time, steps, heart rate, speeds, calories burned, and distance from the App, to give you more efficient exercise guidance. Enjoy real-time health tracking with the smart ring. Long Battery Life: The Smart Ring delivers up to 3-5 days of use per 2-hour charge. A portable charging case with a 400 mAh battery is included, which can fully charge the smart ring for approximately 15 times, significantly extending the total usage duration. You can also recharge the charging case to use it for another 15 charging cycles. Ideal for frequent business travelers and outdoor enthusiasts, ensuring uninterrupted health monitoring wherever you are. Easy to Charge and Wide Compatibility: Simply charge the smart ring with a magnetic USB cable or the included charging case. The smart ring works with Android 4.4 / iOS 8.4 or above smart phones. What you get includes: smart ring *1, 400mAh charging case*1, magnetic USB charge cable*1, type C charge cable (for charging the charge case)*1, and instruction*1. This ring tracker is a wonderful gift for men and women