In the video, a person is seen holding a small device in their hand. The device appears to be made of cardboard and has a small battery attached to it. The person is using a small tool to adjust the battery. The tool is inserted into the battery, and the person makes several adjustments to ensure that the battery is properly secured in place. The person's hands are steady, and they seem to be experienced in handling the device. The background is neutral, and there are no other objects or people visible in the frame. The lighting is bright, and the video is clear, allowing for easy visibility of the actions taking place.