500ML Remote Control Air Humidifier Essential Oil Diffuser Humidificador Mist Maker LED Aroma Diffusor Aromatherapy|Humidifiers Operation Method LIGHT Button press first:Automatically change Press second: choose one of LED light color you like Press third: set one certain color MIST Button Press 1 time: timer 1hour Press 2 time: timer 3hours Press 3 time: timer 6hours Press 4 time: continuous Function: Humidify: humidifies the air in the room regardless summer or winter, refresh the air quality we breathe, adjust the room temperature. Beauty: used as skin care, keeps skin healthy and moist. Purify: neutralizes static, reduce infection of skin, air cleaner relaxation: aromatherapy, relieve strain and ease stress Decoration: warms atmosphere in the room by adding perfume or essential oil in the atomizer tank