Amazon.com: Fitness Tracker with 24 7 Heart Rate Sleep Blood Oxygen Heart Rate Monitor with Activity Fitness Tracker Waterproof Body Fitness Tracker Watch With Heart Rate Monitor Wearable Fitness Trackers Best Fitness Tracker with Heart Rate Monitor Garage Gym Builder Top 10 Best Fitness Trackers (2020), most accurate with heart rate monitor. QS90 Smart Wristband Touch Bracelet Bluetooth4. 0 Heart Rate Monitor Pedometer Message Reminder IP67 Health Sports Fitness Tracker for Andriod IOS Description: 1. Main interface Press the touch area in the main interface to switch the dial directly you can also "more" which can switch to the "dial", choose your own style dial. 2. Always check the number of steps walking in the dayYou can also be synchronized to the APP in time, view and analyze the movement data. 3. Movement distance and calories The equipment automatically monitors the movement of mileage, heat consumption. 4. Health monitoring Long press to enter the heart rate, real time monitoring, Blood pressure monitoring, blood oxygen monitoring. 5. A variety of motion mode monitoring Press to enter the movement mode monitoring. 6. Sleep quality monitoring Wearing a bracelet to sleep, it can monitor the length of sleep, deep sleep and light sleep state. According to the data, you can adjust the sleep status, improve the health index. 7. Information reminder Push When there is new information, the device will shake the reminder and display the message content. The corresponding message displays the corresponding iconthe information will retain the current 8 content. 8. Weather reminder Connect the phone APP, the phone will be synchronized in the weather, timely view the weather temperature and weather conditions on the bracelet. 9. More Function Incoming call, Drink a reminder, Alarm clock, Sedentary reminder, Low battery reminder, Find bracelet, Remote control camera.