20000mAh Portable Rechargeable Fan with built-in battery providing 16-60 hours continuous operation. Usb C charging fully charges in 3-5 hours with emergency charging capability for devices. Features 4 adjustable wind speeds with brushless technology maintaining noise below 30dB. Includes three-level adjustable brightness Led light for versatile lighting needs. Supports 270degree(s) manual rotation and 360degree(s) rotating hook for easy hanging on tents, umbrellas, branches or RVs. Built-in aromatherapy function with cotton pad for essential oils. Ultra-compact design with portable handle fits easily in backpacks. Made of high-quality Abs material for durability in outdoor environments. Suitable for camping, fishing, hiking, home, bedroom, office and travel use. Weight: 4.62 pounds. 11.2""D x 9.2""W x 4""H