See also:

Switching off
Press the button repeatedly until the LEDs go out. ...

Active seat ventilation
Switching on Press the button once for each ventilation level. The highest level is active when three LEDs are lit. Switching off Press the button longer. The LEDs go out. ...

2012 BMW 650 review
One of the greatest leaps in automotive progress this past decade has been the taming of the convertible. Once requiring a tradeoff — open-air enjoyment versus performance and year-round comfort — ...