In the video, a person is seen working on a 3D printer. The person is holding a small black object in their hands and appears to be adjusting or fixing it. The object has wires attached to it, suggesting that it may be an electronic component. The person's hands are visible, but their face is not shown in the video. The background is dark, and the focus is on the person's hands and the object they are working on. The video does not contain any text or subtitles.