Solar Shutter Exhaust Fan with Dual Panels for Shed Greenhouse

- 【Dual 20W High-Efficiency Solar Panels】 This solar exhaust fan features two 20W all-black monocrystalline solar panels for fast, efficient charging. Position both panels in the same direction for higher charging efficiency, or face them in different directions for longer sunlight exposure from sunrise to sunset. - 【Powerful 1050 CFM Airflow】 With speeds up to 1550 RPM, this solar powered exhaust fan delivers up to 1050 CFM airflow and 810 CFM at the rated speed to quickly vent hot, humid air. Ideal for shed, greenhouse, attic, chicken coop, conex container, and more. - 【65Wh Battery, 10?20H Runtime】 The built-in 65Wh rechargeable battery provides continuous ventilation during cloudy weather or at night, running 10?20 hours when solar power is insufficient. This solar vent fan keeps fresh air circulating day and night for a more comfortable greenhouse, shed, or coop. - 【12-Speed Remote Control】 Choose from 12 adjustable speeds to balance powerful airflow and longer runtime. The remote control features speed and battery-level displays for easy monitoring, plus convenient remote ON/OFF and timer settings. - 【Durable All-Metal & Quiet】 Built with a sturdy metal housing, pure copper brushless motor, and lightweight aluminum blades, this solar powered shutter exhaust fan delivers quiet, reliable ventilation. The weather-resistant shutter automatically closes when not in use to help block rain and debris, while the simple design makes installation quick and easy.