Smart Ring Fitness Tracker, Sleep & Health Tracking Ring for Men Women

【Please Confirm Size Before Purchase】Before purchasing the SR09 smart ring, we strongly recommend that you refer to the size chart and carefully measure your finger circumference. This will ensure the most comfortable wearing experience and easily avoid unnecessary returns and exchanges. 【Size Instructions】 #8 (0.72 inch) #9 (0.75 inch) #10 (0.78 inch)#11 (0.815 inch) #12 (0.85 inch) Step 1: Take a long string or strip of paper and wrap it around your finger once. Step 2: Make sure the string or strip of paper fits snugly against your finger, avoiding being too loose or too tight, which could lead to size discrepancies. Step 3: Mark the junction of the string or strip of paper. Step 4: Lay the string or strip of paper flat and measure its length. Record the measurement. It is recommended to take multiple measurements and use the average value. 【Smart Sleep Tracker, Protecting Your Health】This fitness ring is like your thoughtful health assistant. It accurately monitors your sleep quality, recording the duration of deep and light sleep, as well as your specific situation when awake. You can simply open the app at any time to clearly view various sleep indicators. Then, based on professional reports, you can easily adjust your lifestyle to achieve better sleep quality. It supports multiple languages. 【Multi-faceted Health Monitoring, All-round Protection】The SR09 smart ring has multiple powerful health monitoring modes. Whether it's running, walking, hiking, cycling, yoga, dancing, skipping rope, or other sports, it can automatically and accurately track key data such as exercise route, exercise time, steps, heart rate, speed, calorie consumption, and exercise distance in the app. In addition, it can continuously monitor important health data such as heart rate and blood oxygen around the clock, comprehensively protecting your health. 【Gesture Control】The smart ring allows for some operations and page turning on the TikTok app, providing users with a more convenient and innovative experience without directly touching the phone screen, satisfying the thrill of air gesture control. 【50-Meter Waterproof, Suitable for Multiple Scenarios】The smart ring boasts excellent waterproof performance, with a depth of up to 50 meters, easily handling everyday wear, high-intensity exercise, or leisurely swimming. Furthermore, even those with sensitive skin can enjoy an extremely comfortable experience wearing this ring. 【Long Battery Life, Ultra-Thin Design, Ultimate Convenience】 The smart ring has an ultra-long battery life. A full charge lasts up to 5 days, easily meeting your busy lifestyle. When used with the luxurious crystal smart charging case, the battery life can even exceed 30 days. It is widely compatible with Android and iOS systems, making it extremely convenient and practical. In addition, the thinner and more comfortable design significantly improves the fit, making it so light that you can barely feel its presence, combining aesthetics and functionality. 【No Subscription Fee, Enjoy Exclusive Service】With the SR09 Smart Ring, you can unlock all the functions of the smart health monitoring app for life without paying any subscription fees. Continuously enjoy the convenience of real-time health tracking and receive professional and accurate health advice, making health management easier and more efficient. 【After-Sales Service】You will receive: one high-end crystal charging case, one magnetic charging cable, and one instruction manual (package included). Connect the Ring (JRing APP)：Download and open the JRing APP, create an account or log in, then enable Bluetooth. Tap “Add Device” and scan for the Bluetooth name Smart_Ring. Select it to connect. Once paired successfully, the ring data will appear in the app