[Smart controller for your phone] The smart ring has the function of intelligent touch mobile phone. You can use the ring to control the mobile phone to watch videos. The smart ring supports remote photography. Users can remotely control the mobile phone to take pictures when needed. Just shake your fingers twice quickly to press the shutter button and free your hands when taking pictures (usually 8~10m away). [Smart health tracker assistant] At the same time, the smart ring fully integrates health monitoring, fitness tracking, and sleep quality analysis functions. It can monitor your heart rate, timed blood oxygen saturation, daily exercise, and sleep monitoring analysis 24 hours a day to ensure that you always understand your health status, accurately record your steps, distance, and calorie consumption, and help you scientifically manage your physical health indicators. [Family Care] The App supports adding family members as friends. You can use the app to analyze the measurement data of your family members at any time, including steps, blood oxygen, sleep, heart rate and other data, and provide care for your family members at any time when needed, and enjoy family moments. [Extend battery life] The sleep tracking ring has an amazing 4-6 days of battery life and can be fully charged within 1 hour. With a 300mAh mini charging box, the fitness tracking ring can provide 10-15 charging cycles for the ring, ensuring a long-lasting and stable battery life experience. 【IP68 Waterproof】The fitness ring meets the IP68 waterproof standard. Whether it is daily hand washing, showering or shallow swimming, there is no need to remove the ring. We can provide reliable waterproof protection, making it more convenient and worry-free to wear. [No APP subscription required] The smart ring tracker can be connected to the phone with one-click Bluetooth. The health tracker tracks your health and exercise data anytime and anywhere. The exclusive mobile application provides a seamless data browsing experience. All functions are free and open, making health management more convenient and worry-free