EN - What to do, if the sensor is unable to calibrate?
1. Download the app " LightBlue for iOS" or "LightBlue for Android" on your phone or tablet.
2. Do not connect the sensor inside the Vmaxpro app and place it next to your device.
3. Look for a device called "VMP" and connect to it inside the LightBlue app.
4. Select the third characteristic with the number ..1526.. in it. The subtitle of it should say "Properties Read Write Notify".
5. Go to "Write new value" and type "FA" (without quotes) and confirm, the sensor will be disconnected and turned off.
6. Connect the sensor to a power supply for a short time to turn the sensor on again.
7. Try to calibrate again.