●PERFECT FOR HOME, OFFICE, KIDS ROOM, DOORM AND MORE: Our ultrasonic humidifier has a 6 liter tank that works in rooms up to 46 square meters (about 29.5 tatami) and lasts up to 50 hours ●Unlike regular air humidifier: It comes with an essential oil tray that allows you to cool mist and circulate the aromatic oils to give your room a refreshing fragrance. Enjoy a relaxing and restful sleep at the end of the day with this aroma humidifier large capacity ●Quiet Sound and Safe to Use: Our humidifier ultrasonic waves are nearly silent (less than 30DB), automatically shut down when water runs out ●NO FILTER REPLACEMENT: Our bedroom humidifier is filterless and saves you from constant replacement costs Note: Keep humidifier filterless humidity 40-60% to avoid water accumulation ●ADJUST TO YOUR PRESITION: This aroma humidifier is popular because it can change the output of mist so you can add more or less mist as needed