It can also be used as a power bank. Just clip this mini fan on your pants belt or hang around the neck and enjoy the cool wind! List: 1 Fan, 1 USB cable, 1 Lanyard, 1 Instruction. Comparing with fan with visible wind blades, its embedded turbo design, not only makes you cool, but also protect you from any safety risks, such as the rotation of the blades or put in fingers.
