Specification: Item Type: Solar Exhaust Fan Material: Silicon, Plastic Solar Panel Size: Approx. 14.5 x 14.5 x 1cm/5.7 x 5.7 x 0.4in Fan Size: Approx. 12 x 12cm/4.7 x 4.7in Voltage: 12V Current: 2A Power: 10W Conversion Rate: 23-24% Gross Weight:Approx. 215g/7.6oz Features: No Power Storage Function Scope of Application: Household, Greenhouse, Etc. Package List:1 x Solar Panel 1 x Fan Note:Please allow some errors due to manual measurement. Features HIGH QUALITY MATERIAL: The solar powered fan kit is made of silicon and plastic material, which is strong and stable, waterproof and very durable. When the sunlight shines directly on the panel, it can convert solar energy into wind energy. WATERPROOF DESIGN: This solar panel exhaust fan is designed with waterproof to prevent short circuit or damage caused by rain and can withstand bad weather, which provide a long service time. EASY TO INSTALL: The outdoor solar powered fan is easy to install, just need to connect the solar panel to the fan's conversion cable, then place our solar fan in the sunlight, and the fan will work, which is convenient to use. KEEP AIR FRESH: This air extractor for greenhouse can keep the air clean and maintain a good ventilation environment, also can help you eliminate the smell of pets and fumes, with compact size, easy to store and carry. WIDELY APPLICATION: Our power mini ventilator is suitable for greenhouse, chicken coop, shed, dog house, window exhaust device, barn, cowshed, tree house, attic and etc., which can keep comfortable temperature and fresh air.