【Ultrasonic 3 in 1 Humidifiers for Bedroom】Cool Mist Humidifier, Essential Oil Diffuser, 7 Colors Night Light in ONE. The powerful and long-lasting mist helps moisturize the dry air in your room, improve your sleep quality, moisturize your skin and alleviate the discomfort. NOTE: Please REMOVE the white foam of the base before use. The 360° rotating nozzle allows mist to be dispersed in any direction, providing an even level of humidity, create a soothing, comfortable environment.