Blessny Solar Powered Exhaust Fan, 20W Solar Panel +10" Shutter Ventilation Vent Fan for Outside Greenhouse, Chicken Coop, Shed, Pet House. 20W Solar Powered: This blessny exhaust fan with 20W solar panel powered, with no need for 110V AC power, convenient to use for the outside greenhouse, Chicken coop, pet house, shed, and window ventilation.
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