In the video, a person is seen using a soldering iron to work on a circuit board. The board has a copper-colored metal piece on it, and the person is using the soldering iron to apply solder to the metal piece. The person's hands are visible, and they are wearing a black glove on one hand while using the soldering iron with the other. The soldering iron has a silver-colored tip, and the person is using it to apply solder to the metal piece in a precise manner. The background is blurred, but it appears to be a workshop or a laboratory setting.