In the video, a person's finger is shown touching a light switch. The finger is positioned in such a way that it appears to be turning the switch on and off. The light switch is located on a wall, and the surrounding area is dimly lit. The person's finger is the main focus of the video, and the action of turning the switch on and off is repeated several times. The video does not provide any additional context or information about the location or purpose of the action.