Colorful Night Light Mode: The device has built-in 7 multi-color LEDs with two brightness settings, which can create a cool and relaxing atmosphere in your bedroom. You can choose between two modes: fixed color (color remains constant throughout use) or automatic change mode (color changes throughout use). One-touch control button: the portable USB humidifier is very easy to use. One button to control all functions, you just need to press the power button every 1 second to control the mist. Press and hold the power button for 3 seconds to activate the night light and colored light functions. Quiet operation: thanks to its ultrasonic technology, humidification is done discreetly (30dB ) into a fine cool mist. You can turn it on while you are sleeping or working and you hardly feel it. Auto-off safety: the personal baby humidifier will automatically turn off at the designated time (4 or 8 hours). Or it will also shut off automatically when the water runs out. What's more, it is small in size, lightweight and easy to carry, suitable for different occasions: bedroom, study, car, office, yoga room, travel and hotel. It protects your skin, purifies the air and keeps you healthy. PERFECT GIFT: An elegant decoration. Ideal for men and women at home and in the office. Gift this lovely humidor to your friends and family, your loved ones are a good choice. Material: ABS+PC+Electronic Components+Silicone Product Size: 68*68*115mm Weight: 150g White color Product standard configuration: one product, one data line, one manual Using power: 2W Input voltage: DC5V