【Colored night light mode】 This air humidifier has a Vivid color cyclic light setting that creates a peaceful environment while providing a relaxing mist. It uses nano-spray technology to ensure a fine spray mist and offers maximum relaxation. The night light could improve the quality of your sleep. 【Mini USB portable humidifier】 Compact and portable design makes it easy to go everywhere. The USB power supply is compatible with any USB port of the device, ensuring that it can be used in the bedroom, desktop or car. 【Super silent】 Ultrasonic humidifiers produce an almost quiet frequency of 26 dB ensuring ultra-silent operation. This humidifier will not bother you while sleeping and working. It can efficiently hydrate dry skin and help you reduce the desquamation of the skin. 【Check to a button】 The USB portable humidifier is very easy to use. A button controls all functions, simply press the power button every 1 second to control the fog. Continue pressing the power button for 3