LIGE Neues Armband Ultradünne Herzfrequenz-, Blutsauerstoff- und Schlafüberwachung Wasserdichte Uhr Sportuhr für Damen und Herren Smartband

Product Description APP Name: Nx Wear Bluetooth version: BT5.3 Battery capacity: 33mAh Waterproof grade: IPX8 waterproof Typical usage duration: 5-7 days Compatible systems: Android: 6.0 or above iOS: 11.0 or higher Bracelet​ Functions: Heart rate detection Blood oxygen test Pressure detection Heart rate variability Female physiological cycle Shake it to take a photo Multiple sports modes Sleep detection (Sleep time, Sleep quality) Step count Operating temperature: 0~45°C Storage temperature: -10~55°C Charging temperature protection: 45°C Q&A Q: Does the watch have a call reminder and message reminder function? After connecting the watch to the mobile application, the watch will display information reminders and call reminders. Q: What application is used when connecting to a smartphone? The app is designed by the supplier.You can scan the QR code on the package or manual to download it when you receive the item. Q: Why doesn't the pedometer count steps when I have already walked? Are you walking? To reduce errors, smart watches usually set an initial value of 10; it will count steps when we walk more than 10 steps.The app will display the actual walking steps and start counting from step 10. Q: Why does the device not boot or start up properly? Please charge your new device for at least 10 minutes or more before first use, this ensures normal device boot-up and optimal operation.For devices with removable batteries, ensure they are properly installed before charging. Q: Can't find device when pairing device? Please make sure the distance between the phone and the device is less than 0.5m. Please make sure the device is not running on low battery.If there is still a problem after 1.5 hours of charging, please contact us. Q: Can't connect the device with the app? Some smartphones' Bluetooth service may be abnormal when rebooted. Please reboot the smartphone to pair the device. Q: Why does the Android mobile disconnect? Android mobile phone system memory management will be forced. To turn off the background app, you need to turn off the power saving mode or move the app into the system's green background management category, then the app will not be forced to close.The app must be running in the background, Bluetooth will not automatically disconnect. Q: Why couldn't I connect the Bluetooth? A: 1.Please download the app first. 2.Search for the Bluetooth name on your APP and then connect it. 3.You can see the request to connect on the phone, click “pair.” If you had connected the Bluetooth before, please clear all your phone's Bluetooth devices. Note: Although the bracelet can monitor your heart rate, it cannot be used for any medical purpose; it is only intended to help people live a healthier life. All measurement results are for reference only. They are based on scientific algorithms and sensors. So please don't compare them to medical devices, we appreciate your understanding.