The video shows a person holding a smartphone with its back cover removed, revealing the battery inside. The person is using their hands to manipulate the battery, possibly to demonstrate how to remove or replace it. The smartphone appears to be an iPhone, and the battery is a lithium-ion type. The person's hands are visible in the video, and they seem to be wearing a white shirt. The background is a plain white surface, and there are no other objects or people in the frame. The video does not contain any text or subtitles.