oacute;w solar panel fan kit monocrystalline silicon solar exhaust fan 2200rpm with protective cover for greenhouse Function: 1. Reduce indoor temperature: solar panel fan kit pushes out hot air and cools the air, effectively lowering the room temperature and keeping the air clean . 2. Safe to use: The fan is equipped with a protective net to prevent injuries caused by careless touching, perfectly sized to ensure safe use. 3. Monocrystalline silicon: The solar panel for solar exhaust fan is made of high efficiency monocrystalline silicon, which has high conversion factor and high efficiency. 4. High RPM: This our exhaust fan can be up to 2200RPM for efficient exhaust and can be used in homes, TVs, greenhouses etc. 5. Suitable scenarios: Solar exhaust fans are suitable for small chicken coops, greenhouses, sheds, house oacute;w for pets and window exhaust during the hot summer months. Specification: Item type: Solar panel fan kit Material: Monocrystalline silicon, ABS Solar panel power supply: 5W (without power bank function) Solar panel operating voltage: 12V Solar panel size: Approx. 15 x 15cm / 5.9 x 5.9 inch Output port: DC5521 female Cable length: Approx. 150cm / 59in Fan Power: 3W Fan Size: Approx. 12 x 12cm / 4.7 x 4.7 inch Fan Speed: 2200r/min Weight: Approx. 370g / 13.1oz Package List: 1 x Solar Panel 1 x Fan How to use: Place the solar panel in place where it can receive sunlight, please install the fan and connect it for use.