In the video, a man is seen standing in front of a wooden board with a red light on it. He is holding a small device in his hand and appears to be adjusting the wires connected to the board. The man is wearing glasses and a black shirt, and the background is a workshop with various tools and equipment visible. The wooden board has several wires connected to it, and there is a battery on the floor next to the board. The man seems to be testing or demonstrating something with the device and the wires.