1.Light and Portable - This personal USB humidifier is very lightweight, you can bring it anywhere. It's perfect for your home room, baby bedroom, office desktop, car, travel or yoga. 2.Two Modes - Portable humidifier is very easy to operate. Jellyfish Mode: Press the button for the first time to turn on the jellyfish mode spray. At this time, the spray nozzle needs to be rotated to the direction facing the button. Direct spray mode: Press the second button to start spraying in direct spray mode. At this time, the spray nozzle needs to be rotated to the opposite direction of atomization. 3.Fun - Unique jellyfish-shaped spray, jellyfish swimming in the air at your fingertips, not only humidifies but also decompresses. Long press the button (15 seconds) to turn on the colorful lights, and long press the button again (15 seconds) to turn off the colorful lights. 4.Safe to use - using USB interface, compatible with any USB device, can be used continuously for 10 hours, it will automatically power off when there is no water, don't worry about burning electrical appliances.