250ml mini humidifier little y usb colourful humidifier capacity :250ml portable mini humidifier: portable and compact design, easy to carry around, ideal for travel, bedroom, office, effectively moisturize dry skin and help you reduce skin peeling. portable mini humidifier and usb power supply, 250ml capacity is easy to carry, the usb power supply is compatible with any usb port of the device, ensuring that it can be used anywhere in the bedroom, office, car, etc. to effectively moisturize dry skin and help you reduce skin peeling. 250ml air humidifier usb ultrasonic aromatherapy oil diffuser cold mist sprayer electric humidifier with colorful lights.