[ USB/Battery Operated Fan]1800mAh USB rechargeable battery (Li-Ion) ,You can use it as a USB fan, work while charging, and use the fan to blow air anytime, anywhere. [Three wind speeds]The desk fan provides three speeds, you can choose the wind speed according to your needs and preferences. The fan blades are designed with 45°, blowing out airflow farther and more concentrated, with the vibration function to let the air around you, cooler air. [Digital Display]When you select a gear it display the fan air speed gear, as well as the timed sleep shutdown time, always know how much power you have left in your fan, so you don't have to worry about running out of power when you need it. [ Small Air Circulation Fan]Small desktop personal fan is fixed with a base, placed in /home desktop does not take up area, can be used as a USB desktop fan, 120° wide angle auto rotate to send air, in the /home/bedroom to give you air circulation. [Small & Personal]Adopt high quality ABS. Stable performance and long service life.It is very easy to use on a daily basis and makes an ideal summer gift for family and friends.