1.5 inch Amoled Flexible Screen1.5 inch Amoled Flexible screen high-resolution round full touch screen, makes the displayed content more vivid and beautiful. Bigger screen, fit the width of the wrist, bring a pleasant feeling of wearing.Heart Rate MonitorIt can accurately monitor pulses and the active and resting heart rate changes to generate a professional heart rate report. Support blood pressure monitor and blood oxygen monitor(It's non-professional medical equipment, blood pressure data is only as a reference ).Sleep MonitorIt monitors your sleep quality through measurement of duration for deep sleep, non-REM sleep, and waking condition.Long Time Standby100mah Battery, long standby time up to 5-7 days in the ordinary situation, saves the frequent charging trouble.More FunctionsBluetooth Push: Incoming calls,messages, Wechat, QQ, Skype, WhatsApp, Facebook, Linkedin, Twitter, Viber, line notification. Sedentary reminder, Meeting reminder,Find watch, Find phone, Hand raise light up etc.