In the video, a person is holding a smartphone in their hand, and they are using it to time something. The screen of the phone shows a timer, and the person presses a button to start the timer. After a few seconds, the person presses the button again to stop the timer. The timer on the phone screen shows the time that has elapsed. The person then places the phone on the counter next to a pot on the stove. The pot is boiling, and steam is coming out of it. The person then picks up the phone again and presses a button to reset the timer. The timer on the phone screen shows the time as 0.0 seconds. The person then places the phone back on the counter next to the pot. The video ends with the person picking up the phone again and pressing a button to start the timer.