Waterproof & Portable Solar Exhaust Fan for Chicken Coops, Greenhouses, and Pet Houses 10W 18V Solar-Powered Dual Fan Kit Item Type: Solar Panel Fan KitMaterial: Polycrystalline Silicon, PlasticSize: Approx. 31 x 19cm/12.2 x 7.5inUse: Solar FanMaximum Power: 10W (without Power Storage Function)Maximum Power Voltage: 18VOutput: 2 x USB, 1 x CDGross Weight: Approx. 766g/27.0oz .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }