General description Enjoy a comfortable and healthy living environment with the 500ml Quiet Ultrasonic Mist Humidifier. This versatile humidifier features two mist modes and adjustable lighting, making it perfect for home, office, living room, or children's rooms. It helps prevent dry air, ensuring a soothing atmosphere for relaxation and work. Technical specifications Water tank capacity: 500ml Power source: USB powered (USB cable included, USB adapter not included) Operation modes: Intermittent mist (3 seconds on / 2 seconds off), continuous mist, light only Usage Long press the light button to turn on the warm light. Press the light button again to switch to breathing light mode. Press the light button a third time to turn off the light. Press the mist button to select your desired mist mode. Other information Waterless auto shut-off feature for safety when the water runs out. Quiet ultrasonic operation to maintain a peaceful environment. Ideal for various settings including