【Two nozzles】Two nozzles speed up the spray rate. This humidifier contains three spray modes: continuous spray, alternate spray and intermittent spray. The spray time is up to 12 hours and the intermittent spray time is up to 24 hours. 【Mute Mode】Use light tone technology, work under 35dB, do not disturb not work during the day, do not disturb sleep at night, and provide your baby with a healthy and calm and humidified environment. 【7 Colors LED 】 The humidifier with 7 colors change automatically, this which makes it very comfortable and beautiful. The BPA-free material ensures it's 100% safe for babies and children. This desktop USB humidifier is small and light and easy to carry. Ideal gift for family and friends. 【One Button Control】The portable USB humidifier is very easy to use. One button control for all functions, just press a button to adjust the mist. Make your life easier 【Type reminder】 ① The humidifier is recommended to use clean tap water or mineral water. Do not use essential oils, perfume or distilled water, otherwise the cotton will clog and the humidifier will become unusable. ②Please make sure the cotton core is wet for a few minutes before turning it on. Note: The data is all manual measurement, please allow 1 - 3cm error, due to the difference of light and display, there will be a certain color difference, depending on the physical object received.