Poafamx Solar Powered Exhaust Fan, 20W Solar Panel +6» Fan with Shutter and 110V Adapter Backup for Greenhouse, Attics, Chicken Coop, Garage, Basement (20, watts)

ENHANCED CONVERSION RATE & AC ADAPTER – Solar cell conversion efficiency ≥20.5%. The high cell conversion rate allows the solar panel to take full advantage of sunlight to save money on electricity bill and achieve a well-ventilated environment. We have also included an extra power adapter to provide sufficient power for the fan to run even in rainy and cloudy days.
ANTI-BACKFLOW VALVE – The exhaust fan is made of high quality PP material as well as the automatic check valve, which will automatically close and effectively block the entry of wind and rain, mosquitoes, debris, garbage, etc. for electrical safety and room clean.
SAFE DESIGN & LONGER SERVICE LIFE – Thickened tempered glass and multi-layer design ensure high temperature, moisture, sunlight and corrosion resistant. Also the solar panel will not easily deform, resistant to changing climates and with a life expectancy of over 10 years.
NOTICE & WARRANTY – 1. The solar panel does not store electricity. Please expose it to full sunlight and make sure there is no shade when using it. The solar fan will automatically turn off at sunset. For extended use, you can connect the supplied AC cable. 2. The solar panel comes with mounting brackets and screws for easy installation and fixing. 3. We offer a one year warranty and will be willing to assist you and resolve any quality issues.