Features: Harnessing power of sun with our high efficiency monocrystalline solar panel fan kit, designs for cooling in various space like chicken coops, greenhouses, and pet houses. Featuring a large exhaust fan, this solar powered device operates quietly and efficiently. Ideal for pet enthusiasts, gardening aficionados, DIY shed builders, and users seekings sustainable solution for natural ventilation. Perfect for use in pet houses, greenhouses, sheds, and any space requiring effective air circulation to maintain cool environment during hot summer days. This solar exhaust fan not only expels hot air but also draws in cool air, effectively reducing indoor temperatures and promoting a healthy atmosphere. Specifications: Component:Monocrystalline Size: Solar Panel:Approx.280x285x3mm/11.02x11.22x0.11inch Fan Diagonal:Approx.13.5inch Weight:600g Package Includes: 1 Set Solar Exhaust Fan note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind before you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color about the item.