See also:

The concept
The parked-car ventilation blows air into the passenger compartment to lower interior temperatures. The system can be switched on and off at any external temperature, either directly or by using ...

System limits
Sudden tire damage Sudden serious tire damage caused by external influences cannot be indicated in advance. The system does not operate correctly if it has not been reset. For example, a flat t ...

The concept
This system can replace up to three different hand-held transmitters for various types of remote- controlled equipment, such as garage doors or lighting systems. The hand-held transmitter signa ...