Features: , Energy-efficient, and Efficient: The natural copper motor of this extractor air flow fan guarantees distinctive durability, energy efficiency, and high functionality With its physically powerful construction, the motor delivers dependable and long-lasting, saving calories while providing powerful airflow 2 Boosted Impeller Fan Blade for High-Speed: The specially designed boosted impeller fan blade of exhaust air blower maintains its form even at high speeds, consistent and efficient airflow 3 Premium ABS Fire-resistant Material for Durability: Crafted from positive ABS fire-resistant material, this exhaust fan is constructed to face up to daily wear and tear The customized thickened panel complements the overall durability and sturdiness of the fan, making it proof against and an extended lifespan 4 Design with Check Valve: Equipped with a examine valve design The check valve mechanically opens and closes with the wind, undesirable from entering your residing space Enjoy a comfortable surroundings all in favour of day long five and: The inclusion of a photo voltaic panel in this fan allows for energy-saving and environmentally conscious utilization Harnessing the power of the sun, this fan reduces for reliance on ordinary electric sources, leading to decrease energy consumption and a smaller carbon footprint Specifications: *product name:Solar panel *material:PC, ABS *size:4 in150x150x100mm/5(hole diameter: 100mm) 6 in: 200x200x100mm/7(hole diameter: 155mm) 8 in: 250x250x104mm/9(hole diameter: 185mm) Solar panel: 240x240mm/9 *color:grey Package Content: x Extractor Ventilation Fan 1x Solar panel Note: The genuine coloration of the object could also be slightly various from the images shown on online page attributable to many factors corresponding to brightness of your monitor and light-weight brightness 2 Please allow slight guide size deviation for the information