4 Wind Modes: Press the button, you can switch different speed.Soft Wind, Cool Wind, Strong Wind, Nature Wind.Meet your different requirements. Adjustable Height:The fan's stand or pedestal, adjusts up or down changing the fan's height from 14 to 39 inch.By adjusting the height, you can use it as floor fan, pedestal fan or desk fan. Folding Design:It can be folded up and put in a drawer, or put in a bag.Portable for travel or storage. Portable & USB Powered: Built-in rechargeable lithium battery, the desk fan can work for 5 to 24 hours when fully charged.Best for picnic,beach,travel or office,home, bedroom, living room,desk, and anywhere you may need air movement. Noise Decibel:30-40db will not disturb you and powerful lithium battery for long working time..You'an store products