Efficient Airflow System This fan is engineered to deliver powerful airflow that promotes effective air circulation throughout your vehicle, helping to keep the cabin comfortable in any weather. Usb Powered for Easy Use Powered via any USB port in your car, this fan eliminates the need for batteries and makes it simple to stay cool on long drives. Airflow Options Three distinct speed settings allow you to adjust the airflow intensity to your preference for maximum comfort during travel. 360 Degree Rotation The dual head design provides 360degree rotation, giving you the flexibility to direct airflow exactly where it is needed for passenger comfort. Use scenarios Long highway trips: keep the driver and front passenger comfortable on hot days by providing steady, directed airflow. Backseat comfort for passengers: aim airflow toward rear passengers, such as children or coworkers, to improve comfort during extended trips. Rideshare or taxi use: enhance passenger experience by offering a quiet, reliable airflow option without relying on batteries.