The portable humidifier has a Non-slip base and innovative auto rotating stand, rotating casually for any angle of humidifying, light projecting, any angle as you like.This up and down, left and right rotation function helps you to humidify people and plants perfectly. The humidifier will not produce water droplets during using, so you do not need to worry about the leaking problem.Perfect for taking it with you everywhere, such as office, car and travel so that you could enjoy a personal air humidifier! The portable humidifier has a battery inside so that it could work without any usb connection, and you can also charge for it when it is working.