Portable Mini Humidifier with Colorful Light: This colorful light humidifier is small in size, light in weight, easy to carry, ultra-quiet, and powered by a USB cable. Well moisturizes the air. Light, compact Glows white and rainbow color, in the darkis very beautiful and there is a replaceable filter. Package comes with Humidifier in gift box, instruction, USB cable and a replace filter. The colorful light design create a relax atmosphere.Auto Shut-Off And 2 Mist Modes: This small portable humidifier has two spray modes: continuous mode and intermittent mode. Fill it better with 90% water, in continuous mode it can run for 4 hours, in intermittent mode it can run after 6 hours. The humidifierwill automatically turn off when the water level is low or no water, so you can use it at night without worrying about damaging the humidifier. Tips: Dont fill with hot water and touch the top metal atomizer to influence function.How to Use: Spraying operation: 1. Click the button, start to the continuous spraying mode; 2. Click it again to start the intermittent spray mode (3 seconds on, stop for 3 seconds); 3. Click the button to close. Night light operation: 1.Press the buttonfor 3 seconds to start the warm white mode of the night light; 2. Press button again for 3 seconds to start the 7 colors gradual change mode; 3. Click the button lasting 3 seconds to close night light.USB Humidifier: This 300ML mini humidifier only can work with USB plug in, no battery. The USB is compatible with the USB port of any device or power bank to ensuring suitable for travel, bedroom, office, living room, children's room, car, spa, yogaroom, desk etc. Humidify your living space and prevent the air from drying out. The humidifier only generates a noise-free frequency of almost 26dB, so you won't be disturbed while sleeping or working.Aroma Essential Oil Diffuser: This personal humidifier with aroma essential oil diffuser function, You can add a few drops of your favorite essential oil to give your room or car a pleasant scent. It can also effectively hydrate dry skin and help youreduce skin peeling.