Ultrasonic cool mist technology humidifier, nano water mist, moistens the air, relieves coughs and keeps skin hydratedSmall humidifier for car, office, no built-in battery, no space required, just a USB power supply to workSuitable for babies, the humidifier operates at less than 20 decibels, as quiet as a baby’s breathing, with a soft night light to accompany your child to sleepTwo in one humidifier night light, three light modes, colour changing overhead light, lights can be switched off individuallyTop fill design humidifier, twist off the lid to fill and clean, 300ml capacity, compact and portable, continuous working time of about 6 hours after filling with water