Portable 200ml Air HumidifierThe mini size humidifier is perfect for small space. This portable humidifier is compact and perfect for bedroom, car, office, ect, without occupying much space. Also, you can pack it in your handbags, backpacks and suitcases to take anywhere you want. It can effectively increase humidity for your personal air space, help prevent dry and chapped skin. It can be powered by any USB port to easy access computer, laptop and power bank. Ultra-quiet DesignIt only creates sound less than 35 dB which is very quiet, giving you a perfect sleep. Let you breathe easily and sleep soundly. Nano atomization, atomizing water into micron water molecules, making it easier for skin to spread and absorb. Perfect for your baby and a disturbance-free sleep at night. Multi-color LED Night lightIt can be use as an atmosphere light, comfortable and quiet. Humidify the air, helps to get rid of flu and cold germs to take care of family members and protect them from getting sick. All in One ControlsSpray: single click the function button to spray continuously for 4. 5 hours; double click the function button to spray for 9 hours at intervals (3s). Night light: press and hold the function button for 1. 5 seconds to turn on the 7 colors night light mode; press and hold the button for another 1. 5 seconds to fix the light; press and hold for 1. 5 seconds again to turn off the night light mode. You can choose the color and mode you like in this way.