The multifunction controllers are used for more comfortable control of the basic safety or comfort functions of the vehicle. The multifunctional controller works in parallel with the standard drivers.
You can operate by controllers: indicators, wipers, washers, high beam, horn, and optional cruise control. Various combinations are available for different cars and equipment.
Usually a knob on the steering wheel is used with various keypad arranged. A touch display with touch-sensitive functions can also be used.