The video shows a close-up of a green circuit board with several electronic components. A person's finger is seen pointing to a specific component on the board. The component appears to be a small black square with three metal pins on the bottom. The person's finger moves around the component, pointing to different parts of it. The circuit board has several other components, including a white wire and a blue sticker. The video does not show any movement or action other than the person's finger pointing.