This ultrasonic essential oil diffuser is an amazing multifunction aromatherapy device unlike any other you've ever used. It features a large and easy to clean 400ml water tankGREATLY IMPROVES AIR QUALITY: Besides its uses in aromatherapy, this essential oil diffuser also functions as a humidifier. Use it to improve your home's air and atmosphere quality, cover the smell of pets or smoking, and protect you family from excessively dry air, microorganisms, allergens, dust, and morePREMIUM QUALITY MATERIALS: When it comes to our premium essential oil diffusers, we make a point of using nothing but the same ultra-high grade, safe, and eco-friendly PP materials baby bottles are made from, as well as state-of-the-art production processes and strict quality control.A GREAT GIFT IDEA FOR EVERYONE: If you're in the market for a nice and practical gift, you can stop looking. This great aromatherapy essential oil diffuser is a thoughtful and handy present, one that everyone can advantage from. with a combination of style, design and function like that, it's a great hitDouble mode gradient atmosphere light rainbow romantic, warm light comfortable click the light button, default warm light mode, click twice to switch the color gradient mode long press the light button to switch the fixed color mode.Timing gear :30/60/120minAtomization vibration frequency: 2.4mhzAC adapter output :DC24V/1AUsage area :10-15 square metersAdapter rated power :Water tank capacity: about 400mlPlug Type:US Plug,it applies to Canada, India,Mexico, Thailand, the United States, the Philippines,Taiwan and so on.size:15.5 x 13inch x 18.3cmMaterial:ABS/PP/PC/siliconecolour:White + BluePackage Contents:1 x Aroma Humidifier1 x AdapterOnly the above package content, other products are not included.Note: Light shooting 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.