Solar powered, and energy-saving: The exhaust fan is powered by solar energy and does not require an additional power supply. It is and energy-saving. It is especially suitable for use when parking for a long time, reducing dependence on the car battery. Efficient heat dissipation and rapid cooling: In the hot summer, the temperature inside the car is often extremely high. The exhaust fan can quickly exhaust the hot in the car, promote circulation, effectively reduce the temperature inside the car, and improve driving comfort. Easy installation and wide application: The exhaust fan is lightweight and easy to install, suitable for the windows of most models. No complex tools are required, and users can easily install it by themselves without taking up space in the car. Silent operation, comfortable experience: With a low-noise design, there is almost no noise during operation, ensuring a quiet environment in the car, without affecting driving or rest, and providing a comfortable driving experience. Multifunctional use, ventilation and heat dissipation: In addition to the heat dissipation function, the exhaust fan can also effectively ventilate the car, discharge odors, moisture, etc., and keep the in the car fresh, especially suitable for vehicles parked for a long time. Specification: Control mode: Manual control Voltage: 2.4V Current: 1600mA Power: 1.5W Rotation speed: 3000rmp Battery: 2AA* 1200MAH Size: about 22*6.5*11cm (L* W* H) Main Color: whiteblack Note: Please allow 1-10mm deviation due to manual measurement. Due to light and screen difference, the item's color may be slightly different from the pictures. Package includes: 1pc*Three fans Solar Car Cooler 1pc*short rubber 1pc*long rubber 1pc*User Manual