This portable fan provides ventilation and dehumidification for camping, with gentle Led lighting for nighttime use. It features 4 wind speeds, ultra-quiet brushless motor operation, and detachable blades that shrink to water bottle size for easy carrying. The 8000mAh battery delivers over 10 hours of use, supporting Usb charging from various sources. Installation takes 10 seconds, with dimensions of 11""W x 4.5""H after assembly. Suitable for tents, RVs, bedrooms, and outdoor activities. Weight: 1.03 pounds.