Features: Automated Monitoring - Turns on automatic monitoring of blood pressure and heart rate in the H Band APP sett, The frequency was automatically monitored at a heart rate of 30 minutes/time and a blood pressure of 10 minutes/time. Waterproof - Achieve IP67 waterproof standards, can be used for daily waterproofing such as hand washing and Short time in water with a water depth of less than 1M. But not in contact with hot water or water mist. Power On/Shut Down - You can turn it on after a long press of