Smart Control E- Ring

Magnetic charging and long battery life, IPX7 waterproof level. Non-invasive detection of heart rate and blood oxygen, one-key 8-second measurement, anti-exercise, anti-light interference. Multiple sports mode pedometer function, 24H automatic monitoring, real-time data update, support data upload, BT connection, can connect to other BT devices at the same time. Connect to APP to monitor heart rate, blood oxygen, pedometer (you can add body temperature function), connect to BT to view short videos, like, cut song, take selfies, and turn pages. Made of high-grade and exquisite materials, it is connected to your phone/tablet through BT. The leather surface of the ring is smooth and flat, and there is a sensitive touch area. You can slide on the touch area. In different modes, different functions can be realized. Lay down and play, touch it with one button, free your hands. Specificataion: Appearance size: finger circumference 5.2~7.5cm Applicable people: the public Wearing