Titanium Alloy Smart Ring - Heart Rate, Blood Oxygen, Sleep, Fitness Tracker - Exercise Wearable - Battery Life up to 15 Days - No Subscription fee - for iPhone and Android (Silver, 12#)

About this item 【Size before purchase】: Please measure your finger circumference first according to the wearing instructions on the detail page, and the rope wire should go around your fingers, not too tight, not too loose. Measure your correct size, find the corresponding ring size number and select it 【24/7 Comfortable to Wear】: This AI-powered ring is made of titanium alloy, which is stylish and healthy. Weighing 0.088oz and thickness 0.1inch, it's ultra-light and ultra-thin, and you barely feel it. The surface of the ring is finely lubricated and IP68 waterproof, making it ideal for all-day wear. Compared to bulky smartwatches, fitness bands, and pedometers, the Kuxlagz is lighter and more comfortable, making health monitoring easy 【Upgraded Chip, Precision Sensing】- The smart ring is equipped with precision sensors, including multi-axis acceleration, optical heart rate, optical blood oxygen saturation, and infrared sensors running at the same time. These sensors are comparable to professional-grade equipment, ensuring superior accuracy and performance 【Health on the Finger】: This delicate Vital Health ring is designed for women and men to provide sleep monitoring, exercise monitoring, 24-hour blood oxygen, 24-hour heart rate, psychological state, and female menstrual cycle. We also provide a family and friend care function, you can view the health data of your family, especially the elderly, through the APP, and care about the health status of your family in real time 【Smart Sleep Tracker】: This sleep ring can monitor your sleep and provide sleep music to help you fall asleep. Monitor your onset, wake time, sleep quality (deep and light sleep). You can view daily, weekly, and monthly sleep data in the app to help you adjust your habits and improve your sleep quality 【Activity Tracker】: Men's and women's fitness rings automatically track your steps, calories, and distance. It has a variety of sports modes, such as running, cycling, skipping rope, walking, hiking