Note:Wearable devices monitors human activities through electronic sensors,and they are at the consumer electuonics level. It's normal for certain deviation. The user should treat data objectively. --Please do not compared to hospital equipment about reading,it is NOT a medical device! --Before using, scan the QR code on the manual to download the app and connect it to the watch with APP. PicturesStep GaugeTrack your steps in real time, you can set goals. The motion data is synchronized to the App. Heart rate monitorMonitor your heart rate data at all times and your mood throughout the daySleep monitoringHelp you monitor your sleep and generate professtional sleep reports. Develop healthy sleep habits. Information pushCan receive Facebook , Whatsapp, QQ, Wechat, SMS and other message notification, can quickly process information. Personality dialBuilt-in a variety of dial, their personality selected personalize your life.