How to clean and maintain the Xiaomi Smart Humidifier 2?

Q: How to clean and maintain the Xiaomi Smart Humidifier 2?
A: To clean and maintain the Xiaomi Smart Humidifier 2, please refer to the following information:
1. Make sure to turn off the power supply and remove the power plug before cleaning this device;
2. The machine body and filter element casing can be wiped with the clean soft damp cloth directly. It is recommended to clean them once a week;
3. If there is scale in the sink, pour citric acid into the sink, then remove the scale with the cotton swab or soft brush, and then wash it off with water;
4. If the humidifier will not be used for a long time, empty the water out of it, and then clean and dry all its parts. After reassembling the humidifier, put it in the packaging box and store it in a cool, dry place.
Note:
1. If there is too much dirt in the sink, the humidifier may fail to spray out mist at a low humidification level, which can be used properly after the dirt is removed;
2. The base of the humidifier cannot be immersed in water, and the water shall be prevented from flowing inside the equipment via air inlet and outlet;
3. Do not use abrasive, corrosive, or flammable detergent to clean any part of the humidifier.