A. Description of special features1. Health monitoring: heart rate measurement, blood pressure measurement, blood oxygen measurement, sleep monitoring2. Smart reminder: personalized alarm reminder, sedentary reminder, incoming call reminder, message reminder(Line SMS / Skype / cebook / Twitter / WhatsApp)3. Multiple sports modes (football, etc.)---------- ---------- ---------- ------------------- ---------- ---------- ---------- --B. Instructions for useThe first time you use it, you need to connect to the APP for calibration. After successful connection, the bracelet will automatically synchronise the time, then open your phone for the following operations1. Download the app on your mobile phone.Method 1. Scan the QR code in the instruction manual to download directlyMethod two.1. Users: search in the app shop to download directly2. Android/Google users: search in the Android app market to download directly2.Connect the APPFirst open your mobile phone Bluetooth, then open the mobile phone APP, find the bracelet, click connect, APP shows that the device is successfully connected (other cases: close the bracelet and restart)Instructions for use.1. After successful pairing, APP will automatically save the Bluetooth address of the bracelet. When the APP is open or running in the background, it will automatically search and connect to the bracelet.2. For Android phones, please make sure to grant all permissions to the APP for background operation and reading contact information during the installation process or on the phone system4. When the phone is switched off, press and hold the function key for more than 3 seconds to turn on the phone.5. In the Bluetooth interface of the bracelet, long press for about 2 seconds to turn off the bracelet, short press to exit the shutdown.6. Restart the bracelet device. This function will erase all data on the bracelet (e.g. step count)7. When the device is switched on, touch and short press the function key to light up the screen8. default watch page of the bracelet, short press the function key to switch to view different pages, left screen for 5 seconds without default operation9. Change the heart rate 3-in-1 interface to start the test, the 3-in-1 interface will automatically close the screen after 60 seconds of timeout.10.Consult the instruction manual to configure personal information and send applications (upcoming reminders, SMS reminders, other reminders)---------- ---------- ---------- ---------- -Please note for Mr/Mrs D1. Due to long term transportation, the smartwatch has a power failure. This is normal. Do not be surprised. Charge the product first and then switch it on again.2. Smartwatches are devices that measure human activity through electronic sensors. They are at the level of consumer electronics. It is normal to have some deviations. The user must be objective with this data. Do not compare smartwatches with clinical devices!3. Do not expose the grip ring to high humidity and heat for long periods of time4. For more product options, please click on the product to visit our shop. You can search for more styles and colours