Ventilateur d'extraction solaire de grenier carré réglable de 14 po, ventilateur double puissance 60 W avec télécommande à 3 vitesses, démarrage automatique à 25 ° C, ventilateur de toit à débit d'air élevé de 2 500 m³ / h pour les grands greniers, serres de grange

The equipment is equipped with a top-grade 60W 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.