The car fan can quickly and effectively remove smoke, bad odors or dust, pet odors, disperse air circulation and keep the air fresh and cool in the car. Make sure you and your passengers can feel comfortable even on long journeys or in traffic jams. 1pc 12v 150w Portable Electric Windshield Dryer Defogger Defroster Dual-use Car Accessories Made of ABS with thickened housing, smooth edges, durable, odorless and safe. Rapid heating, dual-use of cooling and heating: 3 seconds rapid heating, keep warm in cold weather, save time and energy. Can also be used as a fan to cool the car in summer. Helps the air conditioner to cool the vehicle quickly in summer through good circulation. Note: The data are all measured manually, please allow 1-3cm error, due to different light and display, there may be some color differences, please refer to the actual item received.