Ventilateur d'extraction de grenier solaire réglable de 12 po, ventilateur à double alimentation 42 W avec télécommande à 3 vitesses, démarrage automatique à 25 ° C, ventilateur solaire 1200 pi³ / min pour entrepôt de garage sur le toit

The equipment is equipped with a top-grade 42W high-quality monocrystalline silicon solar panel, featuring an outstanding photoelectric conversion efficiency. It is also paired with an adjustable solar installation bracket. Users can adjust the orientation of the photovoltaic panel according to the season and the position of sunlight to capture and absorb sunlight energy to the fullest extent, fully leveraging the advantages of solar power supply. It can continuously provide stable ventilation power for attics, greenhouses, and warehouses, eliminating the need for electricity bills over the long term, achieving energy conservation and environmental protection while saving money.