3 Modes & amp; 7 LED Lights: You can easily press the fog button to choose a setting as you want. You can also press the light button to adjust the 7 LED lights (steady on / color changing). Cool Mist & amp; Whisper Quiet: Ultrasonic technology produces a fine, stable cool mist that keeps your living space clean and well hydrated. A quiet atmosphere of less than 35dB can create a quieter sleeping environment. BPA Free & amp; Waterless Automatic Shutdown: This diffuser adopts advanced BPA-free plastic which will not emit any harmful odor and plastic, provide you a pleasant and healthy life. Plus, humidifiers will automatically shut off when the water runs out. Don't worry about damaging the device itself or endangering users. Easy & amp; Convenient Design: This is the new aroma diffuser / humidifier / air purifier for wood grain humidifier. With its compact portable design, beautiful shape and unique style. Specially designed for high level people who love life. Application: Can be used as Aromatherapy Diffuser / Humidifiers / Air Purifier / Night Light. Perfect gift for your family and friends at all festivals, birthdays and anniversaries. Fit in different situations naturally. for example. home, bedroom, office, spa, hotel and nursery, etc.