In the video, a person is using a digital caliper to measure the diameter of a flashlight. The caliper is placed on the flashlight and the person adjusts the caliper to get an accurate measurement. The measurement is shown on the digital display of the caliper. The video is shot in close-up, focusing on the flashlight and the caliper. The background is blurred, but it appears to be a workshop or a similar setting. The person's hand is visible, holding the caliper and adjusting it. The flashlight is black and has a textured grip. The digital display of the caliper is clear and easy to read. The video is shot in good lighting, making it easy to see the details of the flashlight and the caliper.