Adjustable wind speed in 3 gears: The wind speed of this rechargeable portable fan can be adjusted with 3 speeds. The wind is strong enough to keep you cool on a hot summer day. And the small desk fan doesn't make a lot of noise.10000 mAh battery with USB charge: This USB fan is configured with a 10000mAh battery for fast recharging. It only takes about 7 hours to fully charge. When the cordless fan is fully charged, you can use it alone without USB cable.Versatile & Multi-usage scene: Clip/Stand/Hang 3 in 1 design means you can place the treadmill fan wherever you want and use the large clip fan whenever and wherever you want. Such as camping, office, golf cart, etc.Multi-functional battery operated fan with LED light: Press and hold for 2s to turn on LED lighting, and then press and hold for 2s to turn off LED lighting. If you're camping outdoors, As long as you bring this camper fan you don't need to bring a lamp.A hidden Power Bank: Connect the USB cord, and then the green light will turn on. That means the personal fan is used as a power bank. You can charge your phone and enjoy the cool wind at the same time.