Start-up
- Make sure that the battery compartment (12) is not damaged when removing the coin cell.
- Make sure that the positive pole of the coin cell faces upwards.
A warning will be displayed in the app before the coin cell (11) is fully used up.
To change the coin cell (11), unlock the locking mechanism of the battery cover (2) and fold back the battery cover (3).
Unscrew the screw of the battery compartment cover (9) and remove the battery compartment cover (10).
Remove the empty coin cell and insert a new coin cell.
Reattach the battery compartment cover with the screw.