The video shows a person holding a smartphone in a dark room. The person is using the phone's flashlight to shine light on a surface. The flashlight is turned on and off several times, with the light being directed at different angles. The room is otherwise dark, and no other objects or people are visible in the video. The person's hand is the only part of them that is visible, and they appear to be wearing a dark-colored shirt. The smartphone is a modern model with a large screen and a black case. The flashlight is bright and appears to be of high quality.