1.USB powered Humidifier: It runs on a USB cord, plug it into your power bank, laptop or car when using.
2.Silent operation: With sound-free design, it only creates sound less than 35 db which is very quiet, giving you a perfect sleep.
3.Two mist modes: Switch continuous spray and interval spray by clicking the button. And turn on the light by long pressing the button.
4.Auto shut-off: It will automatically shut off when the humidifier run out of water.