In the video, a person is holding a circuit board in their hands. The board has several wires attached to it, and the person is pointing to different parts of the board. The board appears to be a microcontroller board, which is a type of electronic circuit used to control and monitor various electronic devices. The person is likely explaining the functions of the different components on the board, such as the microcontroller, capacitors, resistors, and other electronic components. The video is shot in close-up, allowing viewers to see the details of the board and the person's hand movements.