It generates heat using water and electricity, and the water is cut off at 100 degrees, so there is no need for cumbersome water replenishment due to the odorless, sterilized, clean medium supply and automatic water supply and drainage system, and all electric and current devices can be easily replaced. With uniform and broadband humidification, small, light steam maintains humidity evenly and tightly, and the small and light particles of 1/50,000 allow for supply to a wide range.