In this video, a person is seen demonstrating the pedal and chain mechanism of an electric bicycle. The bicycle is parked on a concrete surface, and the person is using their hand to point out the pedal and chain. The pedal is black and is connected to a chain that is wrapped around a sprocket. The person's hand is visible, and they are wearing a black glove. The bicycle has a black frame, and there is a yellow reflector on the pedal. The video is shot in daylight, and the background consists of a grassy area with trees.