In the video, a person is holding a device with a screen displaying various readings. The screen shows the actual AFR, boost pressure, and coolant temperature of the car. The person is using their finger to scroll through the readings, and the screen shows the readings in real-time. The device appears to be a car diagnostic tool, and the person seems to be monitoring the car's performance. The screen is bright and clear, and the readings are displayed in a digital format. The person's finger movements are smooth and precise, indicating familiarity with the device. The background is blurred, but it appears to be the interior of a car.