The video shows a person's hands working on a white surface. The person is assembling a gear mechanism using a small yellow motor and several gears. The gears are made of a light blue material and have a circular shape with teeth around the edges. The person is seen placing the motor onto one of the gears and then attaching another gear to the motor. The gears are arranged in a specific order to create a chain reaction when the motor is turned on. The video is shot from a top-down perspective, allowing the viewer to see the assembly process clearly.