Replaceable module: Easily replaceable, suitable for different cleaning needs, and flexible to use Improve cleaning efficiency: By automatically adding cleaning liquid, the cleaning efficiency of cleaning equipment is effectively improve, and the cleaning process is more Housewives: Suitable for cleaning home, and people who want to improve cleaning efficiency and simplify cleaning processes Household cleaning application: Used for various household cleaning tasks, such as cleaning floors and other surfaces, providing a more cleaning Automatic adding cleaning liquid: Automatically add cleaning liquid to ensuring cleaning effect and operational