AmzAIZO

Smart Ring Health Fitness Tracker,Sleep&Exercise Monitor Heart Rate,Blood Oxygen,Temp,Steps,Distance,Calories,Event Reminders,Air Gestures,SOS,5ATM Waterproof,for iOS & Android (#8) Comprehensive Health Monitoring: AmzAIZO smart ring not only monitors heart rate, blood oxygen saturation and body temperature, but also records steps, distance and calorie consumption. It has a variety of exercise modes, including indoor and outdoor running, walking, and cycling, and comprehensively evaluates activity...