Description:The Ultrasonic Diffuser is elegant and easy to use. just add 3.6oz/100ML of water . Advanced ultrasonic vaporizing diffusion technology quietly cool mist up to 3 hours. Moisturize the dry air in your home or office in minutes with the Ultrasonic Cool Mist Humidifier. This powerful and aesthetically pleasing tabletop humidifier is packed with smart features that make it the perfect solution for improving the air quality in any room. Comfortable ,Fight back against dry air. This stylish cool mist humidifier adds moisture to your air to eliminate dryness and help with your dry chapped skin, chapped lips and dry sinuses. Auto shut off,when the water runs out,it wil be auto shut-off to protect the device. Unique Design,As same with egg shape, as a decorative piece, perfect for your room,office, yoga room, hotel room etc. Multiple Color,Features include changing lamps for your choice, nightlight offers soothing glow for maximum relaxation. Ultrasonic Setting,Ultrasonic cool mist technology safely moisturizes the air for up to 3 hours of continuous operation so you can breathe easy and get more restful sleep. Specification： Material: ABST + PP Size: 0.30.4inch/8 12cm Product weight: 3.5oz/97g Input voltage:DC5V Current: 400MA Use of power: 1.5w Water bottle capacity: 3.6OZ/100ML Spray amount:1oz/H( 25 ml / H) Use time: 3 hours (time power protection) Color: White,Pink,Black( Optional )Specifications:No filters required Whisper-quiet operation Auto shutoff for safety Helps with dry, chapped skin, chapped lips and dry sinuses Works with ordinary tap waterPackage Included:1 Sponge Stick 1 ManualNotes:Real color may slightly different from pictures due to computer screens, resolution, brightness, contrast etc. If you have any question, please contact us before leave negative feedback, we will try our best to serve you, thank you for your understanding! HOPE YOU HAVE A NICE SHOPPING!