Stylish and simple appearance, 1.22 inch IPS round large color screen, support Bluetooth 4.2, support Android 4.2 and above, iOS 8.0 and above. Heart rate detection, blood pressure detection, blood oxygen monitoring, sleep monitoring (sleep time, sleep quality), sedentary reminder, drinking reminder, call reminder, message reminder, raising hand to bright screen, alarm reminder, shaking a photo, let You walk into smart life and live a healthy life. For WhatsApp Push, Skype Push, Facebook Push, Twitter Push Reminder, Line Push Reminder, Linkedln Push Reminder lnstagram Push Reminder Snapchat Push Reminder Gmail Push Reminder SMS Push Reminder Other Apps Push, Don't Miss Important Messages. A variety of sports (walking, running, cycling, swimming, hiking, basketball, badminton, table tennis, football.), let you exercise more scientific, more interesting, IP68 deep waterproof, sweat-proof, rain-proof, more comfortable exercise (It is best to understand the international waterproof standard first in waterproofing)