please SELECT CAREFUL before purchase:There are 2 kinds humidifier due to the light : yellow warm light humidifier and colorful lights humidifier. The body of both kinds of product are white.* Yellow warm light has 2 light modes: soft yellow light; strong yellow light.* Colorful lights has 6 light modes: 5 different colors(red， orange， green， blue， purple) keep flashing， or stay on 1 color of 5.(the light and the mist work on their own: light on mist on， light off mist on， light off mist off， light on mist off)Characteristics:The product works as both air humidifier and aroma diffuser， or even a bed lamp. The fine mist sent out by this can remove the static electricity， reduce the radiation generated by electronic components and decrease the formaldehyde contamination， or that of dust and of other harmful gas. This， to some extent， may help to protect out eyes and skin. The pleasant smell will help to lift your mood， relieve tension and anxiety， boost the metabolism������������**The product is protected by the auto power-off function. The product will cut off the power automatically if the tank is lack of water.**4 work timing modes: 30 min， 60 min， 120 min， 180 min**It is an ultrasonic technology product， work silently.**The mist is cool， about room temperature.Specifications:Working Voltage: DC5VWorking Current: 800 mAPower: 4WWater tank capacity: 70 MLWorking hour: 3 hoursRecommend working area: 10 square meterContents in the Package:1 humidifier1 USB wire (the USB wire is about 150 cm)1 User ManualCAUTION:The product is only applied to 1 A adapter.The water must be below the "MAX" line.Adapter and essential oil are not included in the package IF YOU HAVE ANY QUESTION ABOUT THE PRODUCT， PLEASE DO NOT HESITATE TO CONTACT US. WE WILL REPLY YOUR MESSAGES WITH 24 HOURS.