UNIQUE DESIGN: Our ferrous oil diffuser comes with various exquisite patterns and each one is a masterpiece for decoration, they are small enough to fit in any place you want, such as home, office, bedroom, baby room, bathroom and yoga studios. THREE-IN-ONE FUNCTION: This unit is an aromatherapy essential oil diffuser, humidifier, night lamp; It makes your environment aromatic and humidifies the air. With 7-color LED lights, it can be kept cycle or fixed on one color, the light can also be turned off and only for humidification. Adopting ultrasonic technology enables our machine to be extremely quiet during work and generates heat-free mist to better protect the quality of essential oil. WATERLESS AUTO SHUT-OFF: The machine will automatically shut off when the water level in the tank was reduced, to avoid the losses caused by waterless. MISTING MODE: There are two mist modes, Continuous Mist and Intermittent Mist. You can also control the spray mode as you like!