In the video, a person is seen using a soldering iron to repair a circuit board. The board is green and has several silver solder points. The person uses the soldering iron to melt and apply solder to the points, carefully aligning the solder to the correct points. The person's hands are steady, and they appear to be experienced in this task. The soldering iron is black and has a pointed tip, which is used to apply the solder with precision. The video is shot in close-up, allowing for a clear view of the repair process.