The video shows a person holding a black cell phone in their left hand. The person is using their right hand to remove the back cover of the phone. The back cover is also black and has a circular cutout for the camera. The person then proceeds to remove the battery from the phone. The battery is rectangular and has a white label on it. The person then replaces the battery with a new one. The new battery is also rectangular and has a white label on it. The person then replaces the back cover of the phone. The video ends with the person holding the phone in their left hand, with the back cover on.