In the video, a person is holding a small black device with a wire attached to it. The person is using their fingers to push the device back and forth, and the wire is moving in response. The device appears to be a small electronic device, possibly a sensor or a piece of equipment used for some kind of measurement or testing. The person's hands are visible, and they are manipulating the device with their fingers. The background is a plain white surface, and there is no other visible context or objects in the video.