In the video, a person's hand is seen turning the air conditioning knob in a car. The hand turns the knob to the left and then to the right, adjusting the temperature. The person then turns the fan knob to the left and then to the right, adjusting the fan speed. The video provides a close-up view of the car's air conditioning and fan control panel, showing the knobs and buttons in detail. The hand appears to be that of an adult, and the car's interior is beige. The video does not show any other part of the car or the person's body.