Summer Cooling Fan - Improves air circulation and keeps the air fresh in vehicles. Quickly and efficiently blow hot air, smoke unwanted cigarettes or blow away dust, eliminating pet odors. Continuously Adjustable Fan - Speed can be adjusted to suit your needs. Choose between gentle wind and strong wind with the adjustable switch. Rotate the head of the car fan to select the wind direction. Low Noise in Strong Wind - Low power consumption, low noise but strong wind, and with an improved suction cup to fix the fan so that it sucks tightly on the windshield. Easy to Install and Upgrade Suction Cup - The improved suction cup design can be easily and securely attached to the car or car window. Easy installation and removal by pressing down the clip. Suitable for most vehicle types - Suitable for all family cars, SUVs, RVs, boats with 12V cigarette lighter.