The cute handheld fan with 2 adjustable speed will meet your different need, you can simply press the power button to adjust the speed. With rechargeable battery, which can support the mini fan run longer than the same capacity regular battery, comes with the usb cable that compatible with any USB port, such as computer, power bank, regular socket. Perfect for indoor and outdoor use, the personal fan can produce natural wind to keep you cool when reading, doing sports, waiting in line and travelling, it would be your best partner in such hot summer.