1 stuk polsband IP65 waterdicht horloge bloeddruk- en hartslagmeter fitness tracker smartarmband

1PC Smart Watch Smart Wristband IP65 Waterproof Watch Blood Pressure Heart Rate Monitor Fitness Tracker Smart Bracelet Notes: If the bracelet cannot be turned on, please charge it for 5-10 minutes before using it. Device connection: For the first time, you need to connect to the APP for calibration.After the connection is successful, the bracelet will automatically synchronize the time. ●Open the phone app- +click to start scanning- +click on the device connection; ●After the pairing is successful, the app will automatically save the Bluetooth address of the bracelet, and when the app is opened or running in the background, it will automatically search for and connect to the bracelet. ● Android mobile phone Please ensure that the APP runs in the background and the mobile phone system settings are given all permissions such as running in the background and reading contact information. Bracelet function description: ●When the device is turned off, touch and hold the function button for more than 3 seconds to turn it on. Turn the device on; ●In the Bluetooth address interface of the bracelet, press and hold the wrist switch for 2 seconds to turn off the phone.A short press will exit the shutdown page; ●Bracelet reset function This function will erase all data from the bracelet (such as step counting); ●In the power-on state, touch the short press function key to light up the screen. ●Whether on the default clock page of the bracelet, press the function key briefly to switch to view different pages, no operation will result in a five-second screen display. ●Switch to the heart rate three-in-one interface to start the test, the heart rate three-in-one interface will automatically turn off the screen after 60 seconds of inactivity (heart rate and blood pressure require bracelet hardware support). Clock interface: After syncing with the phone, the bracelet will automatically calibrate the time. Press and hold the standby interface for 2 seconds to switch the clock interface between 24/12 hours.