Features [High Performance] This solar exhaust fan kit uses 12W solar panel with high conversion efficiency, providing continuous powerful power to fan. The motor is powerful, and the wind speed is high, achieving excellent ventilation effect. [Wiring Free] The exhaust fan is powered by solar energy, eliminating the need for electricity and additional wiring, ensuring safe and reliable operation. [Sturdy Construction] The solar panel fan shell and blades are made of sturdy PBT material, with double layer protective cover to prevent injury to animals. [Weatherproof Design] All components are IP65 weatherproof, making them suitable for outdoor use in extreme weather conditions. [Wide Application] This solar panel exhaust fan kit is widely used in places that require cooling and ventilation, such as chicken coop, greenhouse, dog house, RV window. Specification: Item Type: Solar Exhaust Fan Material: Monocrystalline Silicon, PBT Maximum Power (pmax): 12W Open Circuit Voltage (VOC): 20V Maximum Power Voltage (vmpp): 18V Short Circuit Current (isc): 0.8A Maximum Power Current (impp): 0.6A Output: Type C, USB x 2, DC Package List: 1 x Solar Panel 1 x 4 Exhaust Fan 1 x Connection Cable 1 x User Manual Note: Without power storage function. Package List 1 x Solar Panel 1 x 4 Exhaust Fan 1 x Connection Cable 1 x User Manual