Switchable Practical Air Vent Ventilation Fan ABS Car Cooling Fan Unique for TravelSpecifications: Cooling fan has high speed and large air volume, which can reduce the working environment temperature of the equipment and prolong the service life of the equipment. Car exhaust fan is simple and stylish, which can solve the problems of hot and odor emission in the car. Because of with the adoption of minimalistic appearance, the product features with easy-using.It is constructed of ABS material.The length of product is 23cm, the width is 11cm and the height is 7cm. It has unique design, surrounded by large suction on three sides, equipped with a fan with about 4000 rpm, strong suction and fast heat dissipation. The second gear adjustment, soft wind and strong wind can be switched at will, and you can choose at will. Support power supply USB power supply, easy to travel and use.Item Name: Vehicle Exhaust FanProduct Speed: 4000 rpmCurrent/Voltage: 1A/5VFeatures: Durable, High Performance, Lightweight, Size Details: 23cm x 11cm x 7cm/9.06" x 4.33" x 2.76" (Approx.)Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Usage Method: Please refer to the end of the details page for the installation steps, the installation is convenient and concise. Take out the data cable and connect it to the USB port or power bank in the car, turn on the power switch, press the fan switch, and the machine starts to work. The first switch on the left is the power switch, the switch in the middle controls the work of the middle fan, and the switch on the right controls the work of the fans on the left and right sides.Package Includes: 1 x Vehicle Exhaust Fan