The video shows a close-up of a person's mouth with a battery on their tongue. The battery is a Duracell 6V battery. The person's tongue is pink and has a small amount of saliva on it. The battery is silver with a yellow and black label. The person's mouth is slightly open, and the battery is resting on the center of their tongue. The video is shot in a well-lit room, and the focus is on the battery and the person's mouth.