In the video, a man is seen holding a black wire with a red wire attached to it. He is wearing a light blue shirt and has a yellow object in his hand. The man is explaining the difference between a negative and positive wire, and he is pointing to the red wire to indicate the positive wire. The video is shot in a close-up shot, focusing on the man's hands and the wires. The background is blurred, but it appears to be a dark room. The man is speaking in a clear and concise manner, making it easy for viewers to understand the concept he is explaining.