- Low power consumption and environmentally friendly design: a portable electric car fan that delivers effective cooling with minimal energy use, making it suitable for daily driving and on the go. - USB powered cooling fan: built in a USB charging port, no extra batteries required, providing convenient summer cooling at home, in the office, or in the car. - Car fan with compact, lightweight construction: small size and easy to carry, ideal for travel, commuting, or desk use as a personal cooling fan. - Engine cooling fan with versatile use: also suitable for home, office, and other spaces, offering a practical cooling solution beyond the vehicle. Use scenarios: - In the car during hot commutes to improve airflow without heavy energy draw. - At a desk or bedside powered by USB for personal cooling at home or in the office. - While traveling, camping, or in spaces without dedicated outlets, using USB power for portable cooling.