In the video, a person is seen using a multimeter to test the wires of a car stereo system. The person is wearing a black jacket and is holding the multimeter in his right hand. The multimeter is yellow and black in color. The person is using a red and black wire to test the system. The video shows the person testing the wires and the multimeter displaying the voltage reading. The person then switches the multimeter to another setting and continues testing the wires. The video is shot from a close-up angle, focusing on the person's hands and the multimeter.