1. SINGLE FAN: The solar panel kit features a unique fan that expels hot air, effectively lowering the indoor temperature and maintaining air circulation. 2. SOLAR POWER: The fan can reach 3000 rpm when the sun is directly on the solar panel. When the sun is weak, the fan will work slowly or even stop working. 3. WATERPROOF: The fan motor part (PCB/wiring/bearing) has been covered to prevent short circuit or rain damage, practical. 4. HIGH QUALITY MATERIAL: The solar fan is made of high quality silicone and plastic material, strong and stable, waterproof and very durable. 5. APPLICABLE: The unique solar powered exhaust fan is a great solution for small chicken coops, greenhouses, sheds, pet houses, window exhaust on hot summer days. Specification: Item Type: Solar Exhaust Fan Material: Silicone, Plastic. Solar Panel Size: Approx. 14.5 x 14.5 x 1cm/5.7 x 5.7 x 0.4in Fan Size: Approx. 12x12cm/4.7x4.7in Voltage: 12V Current: 2A Power: 10W Conversion rate: 23-24% Gross weight: Approx. 215g/7.6oz Features: No energy 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.