Rasri Bluetooth Item Tracker (Pack of 4)

Stylish appearance: With rhinestone decoration design, luxury and exquisite Smart chips: With powerful computing power and floating-point arithmetic technology, it achieves faster running speed, higher security, and longer transmission distance Sleep monitoring: When you fall asleep, the ring automatically monitors your sleep quality and generates a sleep report to help you develop good sleep habits Heart rate monitoring: Through the combination of photoelectric sensors, accelerometers, optical heart rate sensors, optical blood oxygen sensors, and multiple sensors run synchronously Blood oxygen monitoring: The high-precision optical blood oxygen sensor can monitor the blood oxygen value by emitting red light and infrared light, and turn on all-weather blood oxygen monitoring Exercise monitoring: You can set a daily exercise goal, 5000-10000 steps, record steps, kilometers and calories at any time, apply different sports modes and open the exercise track on the APP at the same time, record the movement track of each time IP68 waterproof: There is no need to take off in washing, showering, swimming and other wading scenes, and it is not affected by sweat, and the physical condition under sleep and activity is continuously monitored