Solar Panel Fan Kit 20W IP65 Waterproof for Outside Small Chicken Coops Greenhouses Sheds Pet Houses Window Exhaust Feature:1. Solar Powered: This photo voltaic fan is powered by approach of a solar panel, equipped with regular USB voltage regulator to maintain output, allowing you to apply it anytime, anywhere outdoors. It is handy and fast. 2. High Conversion Efficiency: The single crystal solar cells have a excessive conversion functionality of as much as 20%, efficiently changing daylight into electric energy. 3. IP65 Waterproof: The photo voltaic panel is floor laminated with epoxy resin, making it waterproof IP65 and appropriate for harsh outside environments, modifying durability. 4. Efficient Ventilation: This moveable exhaust fan supports preserve indoor air circulation, helping within the cutting off of fragrance from pets, and more, guaranteeing clean air. 5. Wide Application: Suitable for kitchens, greenhouses, puppy houses, chicken coops, treehouses, and trailers, retaining a cushty temperature level. Specification:Item Type: Solar Panel Fan Kit Material: ABS, Monocrystalline Silicon Weight: Approx. 189g / 6 Power: 20W Solar Panel Size: Approx. 145x145mm / five Fan Size: Approx. 120x120mm / four Package List:1 x Solar Panel 1 x Exhaust Fan