1 USB Powered- The small fan is very portable, because no cable wiring is required, it can be used indoors outdoors Abundant USB ports, use USB charging cables to connect computers, power banks, laptops other devices, you can enjoy the cool wind wherever you go 2 Detachable Fan Bracket- With the detachable fan bracket, you can use it as a desk fan in the office, or you can take it with you with a h-held fan to solve hot spots on the road All day long for your cool needs 3Portable Lightweight Design- This portable fan is lightweight measures 18cm5 8cm When you go out, you can put it in your bag take it with you, especially suitable for summer travel or outdoor sports 4 [Sleep Wind]- Comfortable sleep wind, no headache after prolonged blowing, air circulation design, take a peaceful nap experience the natural gentle sleep wind