See also:

Backrest width
Change the width of the backrest using the side wings to adjust the lateral support. To make it easier to enter and exit the vehicle, the backrest width temporarily opens fully. ...

Replacing the batteries
No rechargeable batteries Do not use rechargeable batteries, as damage may result from the substances in the batteries. 1. Remove the cover. Press on the cover, arrow 1, and push forward, ...

Changing the station
Press the button. ...