Portable desktop humidifier Silent operation This mini car humidifier is small and light which is easy to carry. With sound-free design, it only creates sound less than 35 dB which is very quiet, giving you a perfect sleep. It is suitable in bedrooms, offices, living rooms, cars and travelling. 2 Mist Mode Auto Shut-Off The mini USB humidifier has two modes. first mode, you need to press once, will continue to spray for 6 hours. The second mode, you need to press again, it will spray (stop for 3 seconds) for 10 hours. With intelligent anti-dry function, if there is insufficient water after continuously running for 6 hours, it will stop automatically, so you wont be disturbed while sleeping. Quiet Cool Racing Lantern This USB portable humidifier only creates sound less than 35 dB which is very quiet. Soft night light making it perfect for sleeping. Press the button for 2 seconds, the light will automatically change to cool racing lantern. Press again for 2 seconds, the light will turn out. Care for Your Health:Personal care humidifier can hold up to 350ml of water, 30~40ml/h spray volume, increase the humidity of the air and also help prevent dry and chapped skin in dry seasons, create a comfortable living environment, lift your spirits and relieve stress