Solar Powered Ventilation Fan

O This solar-powered ventilation fan system is designed for continuous work day and night, running on sunlight during the day and battery power at night. It includes a 20W high-performance solar panel with a multi-layered structure for efficiency and durability. The fan unit has dimensions of 9.8 inches by 9.8 inches, with an exhaust diameter of 7 inches and a 4-inch depth. It also comes with a 16FT long cord and a green battery box. This system is ideal for greenhouses, dog houses, chicken coops, or sheds.