How Does It Work?
✅Extremely durable material
✅Call reminder and Ultrasonic OLED display
✅Very long battery life (Standby up to 15 days!)
✅measures your blood pressure, pulse rate, and blood oxygen content
✅Measure your daily movement. calorie consumption/track record/exercise time
✅Monitor your sleep stages to determine if you are in deep sleep, shallow sleep, or just about to wake up.