3. Light-Dependent Performance: Designed to adjust its speed with the intensity of sunlight, the solar panel exhaust fan operates more slowly or may stop when solar is insufficient, ensuring is used efficiently. 4. Easy, Wire-Free Setup: With no wiring or batteries required, this solar cooling fan offers flexible placement and increased safety by harnessing solar power, featuring an epoxy resin laminated and IP65 waterproof rating for enhanced durability. 2. Sun-Activated Operation: The solar powered fan kits automatically activate when connected to the solar panel and exposed to sunlight, achieving speeds of up to 3000 rpm for immediate relief. 1. Solar-Powered Efficiency: Utilizing dual fan solar panel technology, this solar fan expels hot air from indoors, significantly reducing room temperatures for a cooler environment. 5. Versatile Application: The solar ventilation fan kit is perfect for a variety of settings, including homes, RVs, greenhouses, sheds, and pet houses, offering a broad range of use for any space., Manufacturer: PokFhgur