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Tlily - 2X 12V 5W Solar Exhaust Fan Air Extractor 5.6Inch Mini Ventilator Solar Panel Powered Fan for Dog Chicken House

EDUCATION: Solar panels are devices that absorb sunlight and convert solar radiation directly or indirectly into electricity through photoelectric or photochemical effects, are perfect devices for a science project. DIY YOUR OWN SMART MODEL: Build your own electric, solar models, solar lights, solar displays, charge small DC batteries. It can be used for educational purposes. Many of our customers from school, colleague, etc. CONNECT SOLAR PANELS IN PARALLEL OR SERIES: When the voltage of your solar panel does not satisfy your storage battery, you can take two or more same solar panels together in series. Such as, two 9V solar panels connect together in series, so its voltage 18V. When the voltage of the solar panel satisfies your storage battery. In order to speed up the charging rate, you can connect two or more solar panels together in parallel. STURDY AND LONG WORKING HOURS: High conversion rate, high efficiency, excellent low light effect, as long as there is sunlight, it can

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