In the video, a person is seen holding a smartphone in their hand. The person's thumb is used to navigate the phone's screen, scrolling up and down. The phone appears to be a black smartphone with a touch screen interface. The person's thumb is the only part of their body visible in the video. The background is not clearly visible, but it seems to be an indoor setting. The person's actions are deliberate and controlled, indicating familiarity with the device. The video does not contain any audio or additional context.