Essential oil aromatherapy machine:The aromatherapy machine adopts ultrasonic atomization technology to produce a fine mist, and the aroma can be enriched by adding essential oils. The essential oil diffuser can calm your mood, relieve stress, help you sleep and humidify the air. The diffuser uses ultrasonic technology and operates very quietly.4 time settings and two steam modes:The essential oil diffuser has four modes time settings (1 hour/3 hours/6 hours/continuous), 2 adjustable mist modes: large/small. You can choose according to your needs.7 color LEDs:This electric aroma diffuser can also be used as a night light, with 7 colors for you to choose and adjust the color, the soft light creates a romantic atmosphere, helping you escape the hustle and bustle of modern life.Large 500ml capacity:The aromatherapy humidifier diffuser can hold up to 500ml of water. With a working time of up to 12 hours, the aroma diffuser is suitable for rooms of 10-50 square meters. This aromatherapy oil room humidifier is made of BPA-free materials, safe for children and pregnant women. When the water runs out, the machine will automatically shut off.multifunctional:This essential oil air water aroma diffuser can also be used as a humidifier, humidifier diffuser can be used in beauty salon, SPA, bedroom, living room, children's room, office or conference room and yoga or travel. Unique and stylish design, perfect gift for family and friends.