This mini fan can used as table fan with the detachable base. The fan can be powered by both usb and battery. It comes with three adjustable speed levels as low/ medium/ high speed. You can adjust appropriate fan speed by pressing the power button repeatedly. It will be the perfect personal fan for this summer! Charge cable is included in the packaging. Select from three great colors and add your school, sports team, organizational or company logo, emblem or message to create a bold branded gift or giveaway. The price of more than 2000 pieces is by sea