The video shows a person's hands working on the underside of a car. The person is using a wrench to tighten a bolt. The camera is focused on the area where the person is working, and the person's hands are visible. The person's hands are steady, and they appear to be experienced in using the wrench. The car is stationary, and the person is working carefully to ensure that the bolt is tightened properly. The lighting in the video is dim, but it is sufficient to see the person's hands and the area they are working on.