AQFIT ‘M2’ Smart Band is much more than just a tracking device. It is complete health monitoring device with combination of Blood pressure & Heart rate monitor,Blood oxygen monitor, Step counts, Distance measuring, Calorie consumption management, Sleep management and so on. This device comes with a stylish waterproof IP67 OLED bright display with an integrated USB design,long standby of 15 days. This device even help to detect health problems like heart arrhythmia and sleep apnea. Key features of AQFIT ‘M2’ Smart Band - Blood Pressure Monitoring, Blood Oxygen Monitoring, Heart Rate Monitor, IP67 Water Proof, Auto Sleep Monitor, Pedometer, Running with Map, Smart Notification (Incoming Call Remind,Message Notification, Support Twitter, WhatsApp etc.) 0.96” OLED, Battery stand by time 15 days, USB Integrated charging, Sedentary remind, Lift wrist bright screen, BMI Remind, Anti-Lost, Alarm Clock .Tap on the button to check time and your latest stats. This waterproof smart band comes with black display and UV coated resistant to scratches and fingerprints. This smart band comes with interchangeable strap and offers 2 silicon strap in box- Black Color & Red Color.