Features:-It sprays nano-sized water particles directly to moisturize dry skin, relieve dry eyes and fatigue, and prevent static electricity.-Equipped with a large 2L water tank, you don't need to refill water frequently. The water inlet is located on the top, making it easy to refill water without disassembling the humidifier.-With night light function, long press the power button for 2 seconds to turn it on. It is very quiet when running at night, with noise less than 36 decibels, and will not cause disturbance.-There are 3 modes, double-hole continuous spray mode, single-hole intermittent spray mode and double-hole intermittent spray mode, you can adjust according to your needs. The double-hole continuous spray mode can be used continuously for 10 hou.