Best Solar powered School Ventilation

KHKVOCALIST Solar Fan-Solar Powered Fan-Solar Fan for shed- Solar Fan for greenhouse, 15W Solar Panel + 2 Pcs High Speed DC Brushless Fan, for Chicken Coop,Dog House, DIY Cooling Ventilation Project

...inless steel cover net, completely waterproof and rustproof..
【 Energy Saving 】 This solar-powered twin fan requires no electricity, which means it can save money on your energy bill while reducing your carbon footprint, making it an environmentally friendly option for ventilation needs in homes or other enclosed Spaces such as garages, sheds, pet houses, attics, greenhouses..
【 HigherI AirflowI 】 Enhanced blade and engineered motor maximize airflow at high speed with low noise. Featuring with dual ball bearing makes the blades faster to remove excess heat, moisture, dust and odors. Airflow: 2x120.5 CFM|Speed: 3200 RPM|Noise: 30dbA，each solar fan equipped with separately On/Off switch to manually control the ventilation fan to turn ON/OFF, really practical and useful..
【Note】 Please note that the solar fan is solar powered, it cannot store electricity. It can run at low speed even in weak sunlight, it will go into high speed up to 240 CFM in full sunlight, please expose it to full sunlight, the solar fan will turn off automatically when the sun goes down. The solar fan comes with a 14FT/4.2m extension cord so ....

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Solar Powered Car Window Windshield Auto Air Vent Cooling Cool Fan Auto Ventilator Cooler System

Solar Powered: With poly-silicon solar panel, no batteries needed. Fit for any car windows,except the car windshield without frame.
Auto Cool System: Clean air and blows hot air out of parked car, Maintains comfortable temperature level for your return, removes in the unusual smell and the fetid odor.
Multi Function: Cooling, Ventilation to keep interior air clean, Detoxifying, Lengthen Lifespan of the inner electrical components of cars, Energy saving. Use solar power, clean energy, reduce environmental pollution..
Protect the car electric appliance：The car electrical and electronic items will due to high temperature and affect its performance and service life..
Note: It's not a fan for human beings, just an Auto Cooler Ventilation Fan to circulates the air in your car..

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Solar Powered Car Window Windshield Auto Air Vent Cooling Fan Car Window Air Fan (Black)

Solar Powered: This car window windshield air vent vooling Fan with poly-silicon solar panel, no batteries needed. Fit for any car windows,except the car windshield without frame.
Auto Cool System: Clean air and blows hot air out of parked car, Maintains comfortable temperature level for your return, removes in the unusual smell and the fetid odor.
Multi Function: Cooling, Ventilation to keep interior air clean, Detoxifying, Lengthen Lifespan of the inner electrical components of cars, Energy saving. Use solar power, clean energy, reduce environmental pollution..
Protect the car electric appliance：The car electrical and electronic items will due to high temperature and affect its performance and service life..
Note: It's not a fan for human beings, just an Auto Cooler Ventilation Fan to circulates the air in your car..

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ABS Solar Powered Car Window Windshield Auto Air Vent Cooling Fan System Cooler

This is a solar auto fan that lets the fan work through direct sunlight. The fan hangs from the car windows. Its function is to suck out the hot air....
This auto cooler fan uses sunlight by the solar panel to to run the fan. Easy to install and portable, solar powered, needs no batteries. Clean air....
Cooling, Ventilation to keep interior air clean, Detoxifying, Lengthen Lifespan of the inner electrical components of cars, Energy saving. Air....
If your car windows are covered with a thermal insulation film, it will reduce the solar energy's heat absorption and cause the fan to weaken its....
Note: It's not a fan for human beings, just an Auto Cooler Ventilation Fan to circulates the air in your car. Please contact us first when you have....

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Erifyng 20W Solar Powered Fan, Solar Fan for Outside, Shed, Chicken Coop, Greenhouse with Two IPX7 Waterproof Fans 13Ft On/Off Switch Cable Exhaust Intake Mounting Way and Installation Kits

Keep Space Cool and Fresh: The solar fan is the latest design with large solar panel installation kit dual apart fan. It’s a perfect ventilation solution for chicken coops, greenhouse, sheds, generator shed, window fan, RV, car, outdoor camping. Suggest use for spaces 6ft. x 6ft. or smaller, for a large space, buy more based on this configuration.
Higher Power for Larger Airflow: No battery built-in, the power is directly generated by solar panels. So the air flow is increased with the increasing power of solar panel. This fan equipped with 20W solar panel has a larger airflow in the same sunshine condition than other similar product. When the sunlight is weak, the fan works slowly. But it works most of the day, meets your need.
Weatherproof and Safety Design: The solar powered outdoor fan is IPX7 waterproof. The motor can be immersed in water, then taking it out working perfectly. Aluminum housing makes it withstanding shocks and operating in harsh outdoor environments. The dual fan is equipped with a double metal protective nets to prevent other things entering in and to protect touching the blades.

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ECO-WORTHY Solar Powered Attic Fan Solar Venting Stainless Steel Solar Roof Fan Vent

【 Well-Made Material 】- The material of this solar attic ventilator is stainless steel which provides longevity to the fan and prevents any rust from forming. It is the perfect solar powered exhaust fan for sheds, roof, attic, RV, boats, cabin, etc..
【 Friendly Service 】- This solar ventilation fan provides a 30-day quality guarantee, and if there is any quality problem within 30 days, a free return service is provided. Since some parts of the ventilating fan are spliced with adhesive, they will fall off. If you encounter this situation, please contact us as soon as possible, and we will reissue you with a better adhesive..

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Solar Powered Car Fan Auto Front/Rear Window Air Vent Exhaust Fan Vehicle Radiator Vent with Ventilation(Black/White) Air Vent Radiator Energy Saving Exhaust Fan Portable Solar Powered Air Purifiers

Multifunctional:Cooling, Ventilation to keep interior air clean, Detoxifying, Lengthen Lifespan of the inner electrical components of cars, Energy saving. Use solar power, clean energy, reduce environmental pollution..
Keep air clean:It helps to eliminate the smell of pets or tobacco and blows hot air out of parked car. Maintains comfortable temperature level for your return, removes in the unusual smell and the fetid odor..
Great Choice- Maintains comfortable temperature level for your return. No longer feel hot when you enter the car.Fresh air is drawn in as hot, stale air vents out..
Dual Power Supply:With outer solar panels, double duct and double motor design improve the exhaust speed effectively. Solar and battery switch control, can control the solar battery used separately. When not using the battery, you can directly rely on solar energy to absorb sunlight to convert into electricity, so that the fan operation..
Note:It’s not a fan for human beings, just an Auto Cooler Ventilation Fan to circulates the air in your car. Fit for any car windows,except the car windshield without frame..

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Sunnytech 2w 6v USB Mini Solar Panel 3w 9v 333ma poxy Cell Charger DIY B032-B043

...ique technology to make the components beautiful and strong, anti-wind and snow, increase the service life of solar panels..
DIY YOUR OWN MODEL----Build your own powered models, solar toys, solar lights, solar displays, charging small DC batteries. It can be used for teaching purpose. Many of our customers come from school, colleague, etc..
EDUCATION---- Solar panels are devices that absorb sunlight and convert solar radiation directly or indirectly into electricity through photoelectric or photochemical effects, it's perfect devices for science project. It can be used for teaching purpose. Many of our customers comes from school,colleague,etc..

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Solar Panel Powered Fan, 2.5w/5W USB Solar Powered Fan Mini Solar Ventilator, Portable Fan for Cooling Ventilation, Outdoor Home Travelling Greenhouse Pet Chicken House Car Ventilation System, 8 Inch

【Applicable Scene】Solar Fan it is an USB solar energy powered mini portable fan perfect for use in outdoor travelling, fishing, hiking, picnic and so on.Green power free energy and long Life time The solar fan working dirctly sunshine (without battery)..
【Way of Getting Electricity】The fan starts to operate when plugged to the solar panel and it can also get power from other USB devices, such as power bank, computer, etc.
【Adjustable Support Frame】USB Solar Powered Fan With adjustable support stand, you can place it stably on the table and make this mini fan in a convenient angle.
【Factors Affecting Work Efficiency】Car Ventilation Fan the operating efficiency of fan will depend on the sunlight intensity while it plugged to the solar panel.
【High-Quality Metal Frame】Made from premium metal frame, the mini fan is very durable for long service time.

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