Small but powerful - compared to other USB fans, this desktop fan has fast blade rotation speed and strong wind movement, which can reduce the summer heat. With a base, this fan can be used as a phone holder. Three Speed Control - The mini fan has three different modes, which can provide low/medium/high speed to meet your personal needs. Longer working time and USB charging - The personal fan has a built-in rechargeable battery with a large capacity. With USB charging, you can use the computer and the usual charging equipment to power the small fan anytime and anywhere, and can work for a long time Portable design - our stroller fan is small and light, you can take it anywhere, especially suitable for outdoor sports or tourism. It can also be used in the office, home or school