In the video, a person is seen holding a fan with a metal grill. The fan is then placed inside a computer case, which is open and reveals the internal components of the computer. The person's hand is visible throughout the video, and they seem to be demonstrating the process of installing the fan into the computer case. The fan is black and has a circular shape with a metal grill on the front. The computer case is silver and has various cables and components visible inside.