The AOOWU Humidifier with Colorful Night Light is designed to improve air drying and create a comfortable sleeping environment for you. Small and portable, USB charging is convenient, you can enjoy a comfortable atmosphere anytime, anywhere. Specification: Material: ABS Color: gray, pink, white Instructions: Add cold water to the cup and turn it on Precautions: Do not use essential oils, perfumes, or distilled water, as they will cause the swab to clog and the humidifier will not work. The package includes: 1 X Humidifier 3 X Cotton swabs?Best Gift?High quality and durable, this cool mist humidifier is a great gift idea for family and friends on Christmas, Thanksgiving, New Years, birthdays, or other important days. ?Colorful Night Lights?Featuring a vivid and colorful cycle light setting, this humidifier works especially well as a decoration at night to create a relaxing atmosphere and relieve your anxiety for good dreams. ?Super Quiet?The humidifier adopts silent design, less than 40 decibels, which can create a quieter sleeping environment, very suitable for bedrooms, baby rooms, offices, cars, hotels, etc. ?Portable Mini Humidifier?The small body design is very convenient for you to take it anywhere. The USB port is compatible with cars, laptops, power banks, etc., charging anytime, anywhere. ?Cool Mist Humidifier?This cool mist humidifier silently splits water into a large volume of fine mist, delivering a soothing mist that relieves dry air problems and improves your sleep quality.