The applicable area can reach 180 square meters, equipped with a large 21L water tank, and the fog volume can reach 2000ml per hour, which can meet your large humidification needs New structure - the water tank is placed under the water tank and the host pumps water upwards, say goodbye to water leakage, and it is more convenient to add water; equipped with a movable hub, it is very convenient to move Smart device - commercial grade humidifier with automatic protection function. The water level line can be seen from the outer box. When the machine runs out of water, it will turn on a reminder. If no one adds water, it will automatically turn off the power. High moisture retention --- both industrial use and household use. It can be placed in a grocery store to hydrate vegetables and fruits, or it can be placed in an office or home to create a comfortable space. Keep quiet---The whole house humidifiers are equipped with silencers, which can operate quietly. No sound can be heard at work. It is most suitable for living room, bedroom and office.