Upgrade your ventilation system with this 8 in. Solar Powered Exhaust Fan, designed for efficiency and durability. Equipped with a 25-Watt high-efficiency solar panel and adjustable brackets, this fan achieves a photovoltaic conversion efficiency of up to 21.5%, ensuring powerful airflow of 430 CFM at 2300 RPM while operating at a quiet 36 decibels. The included power adapter allows the fan to function day and night, even on rainy days, while the 16.4 ft. power cord ensures easy installation on roofs. The anti-backflow valve with an iron block prevents insects and animals from entering when the fan is off. Perfect for small spaces like greenhouses, chicken coops, sheds, pet houses, garages, attics, barns, basements, RVs, and outdoor camping, this fan promotes effective air circulation by removing excess heat, moisture, dust, and odors. Crafted from premium monocrystalline silicon with a toughened glass surface and aluminum frame, the solar panel has an IP67 waterproof rating, making it durable for outdoor use in severe weather conditions like snow and storms. Installation is a breeze: simply drill a 7 in. hole, connect the solar panel, and mount it with the included screws and brackets. The adjustable bracket allows for optimal sunlight positioning, and a separate ON/OFF switch provides manual control for convenience. Reduce your carbon footprint and electricity costs with this versatile and reliable solar-powered exhaust fan. Color: Gray.