Description: Portable: Mini size 72x72x128mm, 270ml humidifier usb ultrasonic dazzling cup aroma diffuser sprayer cold mist machine air humidifier purifier with romantic light. Spray function: Turn on the power supply, and after the absorbent cotton core inside the product fully absorbs water, short press for the first time to turn on spray; short press again to turn on gap spray (spray for three seconds and stop for three seconds); short press again to turn off spray. Night light function: long press the switch button to turn on the colorful night light, long press again to turn on the monochrome warm white night light, long press again to turn off the night light. Timing function: After the spray is turned on, it will automatically turn off for 4 hours, and the gap spray will be turned on, and it will automatically turn off for 6 hours; if you need to spray again, you need to manually restart it. Super Quiet Operation: Extremely quiet working and no bothering (<30dB), can be used in the car, small bedroom, office desk, hotel, baby room, travel, yoga office spa, wonderful thanks gift for women families lover friends. Specification: Material: ABS Rated Input: DC5V Working Current: 250-350mA Rated Power: 2W Water Tank Capacity: 270ml Spray volume: 30-45ml / h Scheduled shutdown time: 4 hours/6hours Area: Less Than 10 Noise: Less Than 30db Mist Outlet: One Size Chart: Size: 72x72x128mm / 2.83x2.83x5.04inch Package Includes: 1 Piece Mini Humidifier 1 Piece USB Cable 2 Pieces Cotton Swab 1 Piece Instruction Manual Note: Color might be slightly different due to the color calibration of each individual monitor. Please allow slightly measuring deviation due to manual measurement.