In the video, a person is seen holding a black power supply unit in their hands. The power supply unit has a fan on top and several wires hanging out of it. The person is carefully placing the power supply unit into a black computer case that is already open. The case has several other components inside, including a hard drive and a motherboard. The person's hands are visible as they maneuver the power supply unit into the case, making sure it fits properly. The video is shot from a close-up angle, focusing on the person's hands and the power supply unit.