In the video, a person is seen using a smartphone to control an electric toothbrush. The toothbrush is black and has a blue light on the brush head. The person's hand is visible, and they are using their finger to swipe on the phone screen. The phone is placed on a wooden surface, and the toothbrush is lying next to it. The video shows the toothbrush being turned on and off, and the brush head moving back and forth.