In the video, a person is holding a circuit board in their hands. The person is using a soldering iron to solder a wire to the board. The person's fingernails are painted red, and they are wearing a ring on their left hand. The circuit board has several components on it, including a battery, capacitors, and resistors. The soldering iron is connected to a power source via a red wire. The person is carefully applying solder to the wire and the board to create a secure connection.