USB POWER SUPPLY: USB mini humidifier connect to power supply via a USB interface, convenient and suitable for car, office or home use CUTE DESIGN: Cartoon pet shape humidifier can add life interest, become your home or car decoration, make your space more warm and lovely SILENT OPERATION: Mini humidifier use advanced mute technology to maintain a quiet working environment that will not interfere with your rest or work COMPACT AND PORTABLE: The mini design humidifier is suitable for placing on the desktop, car or bedroom and other scenes to enjoy the humid air anytime and anywhere LARGE FOG: Mini humidifier is efficient and hydrate a large amount of water to replenish air humidity, relieve the problem of drying, and make you breathe more comfortable