Thanks for your contact and purchase form Okaysou. After reading your message carefully, we understand that you wonder if you can run the air purifier continuously.
Air purifier aims to circulate airflow and improve the quality of surrounding air by removing terrible odors, dust, etc . It does no impact on dry humidity of surrounding air. Please feel relieved to use it.
And the time length of using depends on many factors, such as the pollution degree of surrounding air, room size & layout, personal demand for air quality,etc.
If the Air purifiers are used in open places with the windows or doors not be closed, the dust, germ and other substances will consistently come into rooms in day and night; in this case, to have a good performance or if you have a high demand for good air quality, we advise you to run the Air purifier for 24 hours.
Generally, we advise to make windows and doors closed when using Air purifiers so that the Air purifiers will work better and the energy consumption will be decreased greatly.
You're our valued customer and your 100% satisfaction is our goal. Any other needs or puzzles, please feel free to contact us, we're really glad to serve you.