In the video, a person is seen holding a small black device with a metal wire attached to it. The person is using a soldering iron to solder the wire onto the device. The device appears to be a small electronic component, possibly a sensor or a switch. The person's hands are steady as they work on the soldering, indicating that they are experienced in this task. The background is blurred, but it seems to be a workshop or a lab setting. The soldering iron is silver and has a pointed tip, which the person uses to melt the solder onto the wire and the device. The solder is shiny and silver, and it flows smoothly as the person works on the task. The video provides a close-up view of the soldering process, allowing the viewer to see the details of the work being done.