1.Vivid Colored Ambient Light - Cool mist humidifiers are equipped with vivid surround light, which creates comfortable and tranquil atmosphere, provides maximum relaxation and helps you improve your sleep quality. 2.Fine Large Spray - 2 spray modes can be adjusted (continuous spray and intermittent spray), 300ml Volume of liquid water is atomized into micron-sized water particles through ultrasonic waves, to help increase air humidity and moisturize dry skin. 3.Super-Quiet Operation - 30 dB or less whisper-quiet, will not disturb your rest and work, help improve your sleep and work quality. 4.Easy to Use - The portable mini humidifiers are easy to operate, you only need to press the power button every 2 seconds to control the light and spray modes, the USB power supply is compatible with any device port, ensuring use in the bedroom, car and office. 5.Auto Shut Off - No need to worry about the humidifier being damaged by the ash without anyone. In continuous misting mode it will automatically shut off after 5 hours, in intermittent misting mode it will automatically shut off after 8 hours, press the power button again to activate the misting.