LINKTOP Health Monitor App only has a medical supervision license in the European Union. If you download and install the App in other countries or regions, please abide by the local medical supervision license. Health Monitor APP connects to the LINKTOP health monitor device(Model: HC-03) via Bluetooth, which can be used to measure Body temperature, Blood Pressure, Heart Rate, Blood Oxygen and ECG. The measurement records are stored in the mobile device, which is convenient for self-tracking rec