The Solar Powered Fan Kits work as a great ventilation option for small to medium sized greenhouse, doghouse, chicken coop, shed, car window, etc, ventilating out heat, moisture, dust and odor, allowing fresh air comes in. Solar panel fans are the safest cooling device, energy efficient and suitable for small animals.Easy to clean, if there is residue on the surface, just wipe with a damp cloth.Specification:Product: Solar panel plus fanBattery Type: Monocrystalline Solar PanelRated power: 5WpProduct size: 280*280*3Module efficiency: 19.32%Open circuit voltage: 12Short circuit current: 2Maximum power point operating voltage: 15VMaximum power point operating current: 2.4AWeight: 0.5kgPackage:1*Solar Powered Fan Kits