Reliable Cool Mist Humidifier - Ultrasonic Technology silently breaks water into a great amount of fine mist which could naturally raise the level of humidity of the air in minutes. Ideal mini humidifier for bedroom, car, office, and plants to ease the problems caused by dry air, like pain in the nose, sore throat and etc. Portable Car Humidifier - 12.6*7.7*7.7cm, small like a phone to carry with. Perfectly fits your car cup holder. Being powered by USB features the air humidifier compatible with cars, laptop computers, power banks, and wall chargers, conveniently helping you improve the environment surrounding you. (Warm Tip: No battery included & Not chargeable) Night Light -Four Light Modes: 7-Color Changing Mood Light, Fixed Light, Night Light, and No Light. Switching the modes as your wish to 100% express yourself and satisfy your need. Works especially great at night as a decor to improve the atmosphere and relax your anxiety, bringing you a nice sweet dream every night. Two Spraying Modes - Continuous Spraying: 4 hrs, Intermittent Spraying: 8 hrs. Continuous Spraying is better at raising the air humidity in a short time and recommend to use during the first 30-45 minutes. Intermittent Spraying is good at sustaining the level of humidity in a comparable comfortable zone.