efficient cooling and ventilation with this 10W solars powered double fan systems, designed to expels hot air and circulate freshness airflows, ideal for chicken coops, greenhouses, and pet shelters Perfect for pet owners, greenhouse growers, and outdoor enthusiasts needing temperature control in sheds, attics, kennels, or small agricultural structures without electrical wiring Optimize airflows in sunlit spaces like garden greenhouses, backyard chicken coops, or workshop sheds—fan speed adjusts automatically based on solar intensity, operating solely on energy with zeros battery dependency Engineered for durability, its weather resistant solar panel and reinforced housing ensures years of simple operations, combining energy efficiency with robust features for outdoor cooling solution Waterproofed coated motors, rustproofed ABS frames, and double meshes guards, this foldable USB compatible solar panel fan delivers 200 CFM airflows while resisting weather damage and animal interferences, Manufacturer: Xinsheinelry