Cute, Quiet, Efficient: Our humidifier is super cute, very quiet and easy to operate. (Note: Please make sure the cotton core is soaked for a few minutes before turning it on.) It is not rechargeable and must be plugged into a power source when used. Can be connected to a USB adapter, power bank, laptop or other device.Portable Mini Humidifier: With its portable and compact design (2.8*4.7 inches), it is easy to carry around and does not take up much space. It is perfect for travel, bedroom, office, car, etc. With our small humidifier, your skin will not be too dry, which can reduce skin problems. Our humidifier comes with replaceable filters that you can replace as needed.Auto-off and 2 spray modes: Our mini humidifier provides two spray modes (continuous or intermittent), and a short press of the button will change the spray mode. It will automatically turn off after 4 hours in continuous mode and 8 hours in intermittent mode. (Note: Do not use essential oils, perfumes, distilled water or filtered water in the humidifier as they may cause malfunctions.)RGB Night Light and One-button Control: Our humidifier has a night light when you need dim light. There are two different lighting modes, long press the button to switch the lighting mode, you can choose breathing light mode or fixed color mode. If you don't need the night light, you can turn it off.Perfect Mini Humidifier for Office and Travel: Our mini humidifier is designed to run using a USB port. Just fill water into the filling tube, plug it into the USB port, and turn it on! It is compact and can release just the right amount of moisture to help offset dryness, perfect for very small areas like offices or cars.