See also:

Snap-in adapter
Installation position In the center armrest. ...

Tachometer
Never force the engine speed up into the red warning field, see arrow. In this range, the fuel supply is interrupted to protect the engine. ...

Switching off automatically
The system switches off and the LED goes out: After approx. 33 ft/10 m when driving forward. Above approx. 9 mph/15 km/h when driving forward. Switch on the system again if necessary. ...