- Double Exhaust Port Design: This fan features two exhaust ports to promote hot air circulation inside the car, reducing cabin stuffiness in hot weather and creating a cooler, more comfortable interior environment. - Solar Energy Efficiency: Operates entirely on solar energy with no power supply or additional power sources required. This lowers energy use and supports sustainable driving. - Easy to Install: Includes an instruction manual for straightforward self-installation. Set up according to the manual and use it during daytime when sunlight is available. - Durable and Weather-Resistant: Built with high-quality materials to withstand various weather conditions, delivering reliable performance year-round. Use scenarios - Parked in direct sunlight: When the car is parked under strong sun, the solar-powered fan vents hot air to help reduce interior temperature and improve comfort. - Daytime driving in sunny weather: While driving in bright sun, the fan helps maintain a cooler cabin environment without drawing from the vehicle’s electrical system. - Idle or waiting periods on sunny days: Useful during traffic jams or prolonged stops, providing continuous ventilation with solar energy, without relying on external power.