Features 1、Main Function: This solar panel fan can keep the air clean and help you eliminate the smell of pets and lampblack. 2、Premium Conversion Efficiency: The exhaust fan is powered by monocrystalline solar panels. Outdoor solar panels can effectively convert sunlight into electricity. The efficiency of solar cells is as high as 20%. 3、Stable Performance: The solar panel fan is equipped with a standard USB voltage regulator, which can stably maintain 5-6V output. 4、ABS Material: Made of ABS material, this fan possesses IP67 waterproof performance, scratch resistance and impact resistance, suitable for long term use. 5、Wide Application: This exhaust fan is suitable for greenhouses, pet houses, tree houses recreational vehicles, etc. To maintain comfortable temperature and clean air. Specification Item Type: Solar Exhaust Fan Material: ABS, Monocrystalline Silicon Waterproof Frade: IP67 Parameters: Solar Panel: Output Voltage: DC 5V Power: 10W Panel Size (Length x Width): Approx. 22 x 19cm / 8.7 x 7.5in Fan Size: Approx. 120 x 120 x 25mm / 4.72 x 4.72 x 0.98in (Excluding Wires) Package List 1 x Solar Panel 1 x Fan 4 x Sucker 2 x Buckle