HSR Fitness Tracker Watch Smart Band  (Black Strap, Size : Free Size)

Features Record steps, calories, mileage, sleep duration and depth monitor. Measurement of dynamic and static heart rate,blood oxygen rate,blood pressure,fatigue values Call, SMS, QQ, WeChat, Facebook, twitter and other app alerts Waterproof and Brighten Screen by Lifting Wrist. HD Display Screen&Long Standby Time. Heart Rate Monitor:Built-in ADI sensor, low-power consumption, accurately monitor your heartbeat,blood pressure,blood oxygen and other data in real-time. Sedentary Remind: Set a time in advance by yourself, and then it will remind you to get up and walk, improve bad and unhealthy lifestyle Sleep Management: Automatically monitor and record your sleep, help you improve your sleep status.