Features:50W solar panel with ventilated chassis fan, solar fan more powerful and stable operation.This solar fan is manufactured using a one-piece stamping process that you can easily mount to any wall.Installed in the attic to cool your house in hot weather by expelling heat;Install it in a greenhouse to keep the air fresh.Solar fan systems cool your roof while reducing the load on your air conditioning system,thus reducing your cooling costs with lower electricity bills.Very suitable for kennel, chicken house, camping, tourism, planting, etc.,can be used as a practical tool for home office or outdoor activities.Specification:100% brand new with high qualitySolar panel:Material: monocrystalline siliconSolar panel cable length: 1 meterFan cable length: 30cmWorking voltage: 12VSolar panel size: 145*145mmOutput port: DCFan:Interface voltage: 12VCurrent: 0.25ASpeed: 250010%RPMNoise: 39dbaAir volume: 87.18CFMWind pressure: 3.86mm2HOBearing structure: double ball bearingDiameter: 120mmPackage Included:1 x Solar panel1 x Mini fanNote:The colors may be a little difference for the different monitor display. Please check as much as possible to make sure the item is the one that you need.Please allow 0.5-1 inch difference due to manual measurement.(1inch=2.54cm) About Shipping: All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances.Any questions, please feel free to contact us During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours, wish you a happy shopping Thanks for your cooperation and well make you feel satisfied. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin