Note: Wearable devices monitor human activities through electronic sensors. They are at the level of consumer electronics. It's normal to have certain deviation. The health test results of the watch are for reference only, and can not be compared with medical equipment. When the watch is placed on the surface of the object, there will be heart rate / blood pressure and other test results. It is normal and not a product defect.
Note:Please download APP firstly, and bind the watch, Do not use the mobile phone Bluetooth to directly link the watch. If it is already connected, please delete the matched watch from the mobile phone Bluetooth matching device.