2-in-1 Air Humidifier & Oil Diffuser: German-engineered LB37 combines cool mist humidifier and diffuser Choose From 10 Scents: Two atomization settings with 10 aroma therapy pads included Humidifier for Bedroom: 2.0L (0.52 gallon) tank suitable for bedrooms, offices, and medium-sized rooms Intelligent Sleep Mode (Super Quiet): Silent ultrasonic cool mist technology with lights off in night mode Sleek Design: Modern look suitable for living room, bedroom, kitchen, children’s room, office, etc. Adjustable Mist Level: Removable water tank with 3 mist levels (6.8 fl. oz./h | 5.0 fl. oz./h | Night Mode