20W Solar Panel Powered Fan Mini Ventilator For Greenhouse Pet/Dog Chicken House
20,40 €
Such as, two 9V solar panel connect together in series, so its volt is 18V. When the volt of solar panel satisfies your storage battery. power: 20W. DIY YOUR OWN SMART MODEL ---- Build your own powered models, solar toys, solar lights, solar displays, charging small DC batteries.
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