Improve Air Quality: The large capacity of 2L provides atomization for up to 36 hours, quickly refreshes and humidifies the air in a room of 20 to 50 square meters, and makes breathing healthier. When using it for the first time, the cotton core should be soaked (2 minutes), otherwise, the humidifier may not be able to spray water. Intelligent Control: Our ultrasonic humidifier has two spray modes: double spray and single spray, continuous double spray (automatic shutdown after 10 hours), and intermittent single spray (automatic shutdown after 16 hours). When the water level is too low, the humidifier will automatically stop spraying water. Super Experience: Our humidifiers for bedroom is equipped with 7 colors of ambient lights. If you like one color, you can also set a single color to create a peaceful environment while providing a relaxing water mist. With 28 decibels of ultra-silence, you can enjoy fresh, cool, and fragrant air without interference. Safety Protection: The air humidifier is made of BPA-free materials, a 2-in-1 humidifier, and an essential oil diffuser to increase comfort and convenience. It is suitable for living rooms, bedrooms, and children's rooms, and can also be used to increase the humidity of plant growth. Material: ABS + PP + electronic components, Bring 2 cotton swabs. Features: Double mouth spray, 2L large capacity, digital display function, light tone humidification, intelligent anti-dry burning, colorful night light. Product size: 12.5 * 12.5 * 20.5cm.