| Features 100% Brand new! Popular men women kids M4 band smart watch smart bracelet smartwatch. HD 0.96" OLED display touch screen, easy to read all fitness data. Multifunction design, heart rate monitor, blood pressure, steps counter, calorie consumption, movement distance, incoming call remind, information push, alarm clock, anti-lost remind(phones beyond the scope will remind), remote camera, long time sitting remind, sleep monitor, etc. Heart rate & sleep monitoring. High-performance Integrated optical sensor detects your heart rate and blood pressure. The watch can also monitors your sleep quality, help you develop a healthier lifestyle. All-day activity tracking, accurate real-time | |