This solar exhaust fan is driven by clean solar energy, which reduces energy consumption and avoids extra electricity charges Featuring a waterproof and dustproof design with construction, this outdoor solar fan is using just the included cable connection, requiring not additional tool Perfect for versatile environments like greenhouses, chicken coops, sheds, pet houses, and outdoor event to maintain ample cooling and comfort Includes two complete solar fan sets with panels, cables, and fan, offering flexible coverage for multiple areas or backups, enhancing portability and convenience for everyday use Ideal for campers, pet enthusiasts, and greenhouse gardeners, this fan provide cooling solution tailored to user needs