The video shows a person holding a smartphone in their hand. The phone's screen displays a timer application. The person uses their finger to interact with the app, setting a timer for 45 minutes. After the timer is set, the person presses the start button, and the timer begins counting down. The timer counts down from 45 minutes to 00 seconds, and the person stops the timer by pressing the stop button. The video ends with the timer displaying 00 seconds.