This switch panel is designed for controlling the cabin heating in Volvo trucks. The panel features three rotary buttons and an additional button for various functions. The first two buttons adjust the direction of airflow and temperature, represented by intuitive symbols and a blue-red color scale for temperature. The third button controls the fan speed, with positions marked from 0 to 4 and a STOP function. The additional button is for activating or deactivating the heating. The dimensions of the panel are approximately 25 cm in length, according to the ruler displayed in the image.