See also:

Uniform Tire Quality Grading Standards
A uniform standard to grade the quality of tires with regards to tread quality, tire traction and temperature characteristics. Ratings are determined by tire manufacturers using U.S. government ...

Activating/deactivating
To activate: press the button. The indicator lamp in the button lights up. To switch off: press the button. The indicator lamp in the button goes out. The cooling with air dehumidificat ...

Important safety notes
WARNING Severe conditions (e.g. strong air pollution) may require replacement of the filter before its scheduled replacement interval. A clogged filter will reduce the air volume to the inte ...