2 Modes and Breathing Light: Press the button once for continuous fog, press the second time for intermittent fog, the third time to close the fog. Press and hold for 3 seconds to turn on the breathing light, and long press the switch again to fix the light color. The lighting is soft and there are seven color changes, providing a soothing glow for you to relax.Quiet Humidifier: Quiet operation below 30dB allows you to stay in a quiet and comfortable environment without disturbing you if you are sleeping or working. Optional night lighting, provides a soothing glow for you to relax.Portable Humidifier: The humidifier is small, portable and is powered via USB. Very convenient to carry and use. We recommend adding mineral water to the tank to enjoy the cool mist, and it won't leave any drops on the table.Lasting Effect: This air humidifier has a capacity of 250 ml. After filling with water, the humidifier can continue to work up to 3 hours (continuous mist); 4 hours (intermittent fog), create a comfortable environment for you.Cute humidifier: The cute baby humidifier is small and portable, it is also a perfect gift and elegant decorative piece, very suitable for use in rooms, offices, cars, babies room.