Solar Fan Kit for Greenhouse Chicken Coop Shed Pet House Outside, 20W-50W Pro with Two High-Speed Waterproof IP67 Fan

Solar Powered Exhaust Fan Kits with 20W Mono Solar Panel + 2*4.7 Inch High-Speed Solar Exhaust Fan The 20W Solar Exhaust Powered Fan Kits work as a great ventilation option for small to medium-sized greenhouses, chicken coops, sheds, pet houses, car windows, outdoor camping, RV, attic, window exhaust, roof, etc, effectively enhance air circulation, ventilating out heat, moisture, dust, and odor, reduces the indoor temperature and allowing fresh air comes in. This solar greenhouse fan with upgraded enhanced blades and an engineering generator maximizes airflow at high speed. The DC 12 volt and double ball bearing provide efficient operation and durability. The solar power fans for chicken coop can circulate air at a speed of 3200 RPM in direct sunlight, with an air volume of 242 CFM, and low noise of 30 dB. Powered By Solar Energy, Does Not Work At Night.