The mini pocket fan is small in volume, firm and lightweight, so portable. You can take it to anywhere, travel or do sports outdoors, and no matter in a hot weather or after strenuous exercise, the mini fan will give you a "cool" experience. You can adjust the wind power and there are 3 speeds for your need. Depending on when you press, the fan speed is different - low, medium to high. Enjoy the appropriate airflow according to the indoor and outdoor temperature. (The front net can be removed and washed)Portable mini fan can be charged by any USB devices such as computers, etc. output adapter, laptop, computer, power bank and other USB-enabled devices. Convenient charging lets you enjoy cool wind no matter where you go. The USB mini fan only takes 3 hours to fully charge. (The length of working time depends on the wind speed mode)This mini usb fan but it is not only a handheld fan, but also a desk fan. Can be used as a cell phone holder after standing. You can place the phone under the fan, if you watch TV in your free time. It can also be used outside, you can take your fan with you, l used at work or even on the dining table to take full advantage of your activities. Is Good Gift For Office, Home, Dorm, Study, Library, Sporting Events, Camping, Hiking