SOLAR VENTILATION - This solar powered exhaust fan is completely solar powered, providing ventilation for small spaces up to 5 8 m2 such as sheds, kitchens and bathrooms HIGH AIRFLOW EFFICIENCY - With a powerful airflow of 430 CFM and a speed of 2500 RPM, it ensures effective air circulations in enclosed areas such as pet houses and mobile toilets METAL CONSTRUCTION - Sturdy metal housing and 110mm duct diameter offer long-lasting performances, suitable for wall or ceiling installation in various settings COMPACT, LOW NOISE DESIGN - Measuring 330 x 345 x 78mm with a quiet operation of 43dB, this fan fits discreetly while maintaining a peaceful environment in RVs or greenhouses EASY INSTALLATION - Features a standard 110mm pipe connection with 115mm opening size, making it easy to mount on campers, boats, or storage rooms without electrical wiring, Manufacturer: MINGLEA