Essential oil diffuser feature 3000ml capacity,even in strong mist mode still work for 9-10 hours,and weak mist runs for 12-14 hours,works well disseminating the aroma steam to your room.You can use this as an aroma diffuser and personal humidifier,Perfectfor apartments,office,studio,childs room.This is realChange the lights to whatever you feel at the moment,each light has bright and dim modes.Timer set in 1H/3H/6H/continuous on.When time is up or there is no water,the cool mist humidifier will turn off automatically,no risk of .This aromatherapy diffuser could provide a large amount of fresh air for those who suffer from Dry Cough,Itchy Nose or Eyes,Allergies Sinus Headaches,and Sleeping Problems,Dry Skin.Helps to improve breathing and sleeping,relieve allergy,reduce static electricity shocks in the dry climate.Add to cart now,great idea for yourself,parents,friends,business partners.Ultrasonic diffusers generate the vapor without any heat,which best preserves the integrity of the essential oil.Diffusers are better than any scented candle,you can even combine two or more essential oils to create a unique blend.The tiny bit of white noise you barely notice it,which may help you relax and sleep better but not obnoxious at allColor:Dark WoodMaterial:ABSSize:11*11.4cmPackage Contents:1* Essential Oil Diffuser 1* instruction manual1* USB data cableOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.