USB Volcano Humidifier Ultrasonic Mist Maker With Colorful Lamp

Stylish design with LED light for a relaxing atmosphere
300ml water tank for up to 4 hours of continuous mist
Quiet operation, perfect for use in bedrooms and offices

Power type: USB
Material: Plastic
Function: add oxygen
Timing function: 2-8 hours
Size: 4.74*4.44*2.7 in