Automatic cleaning fluid dispensing module with a single 600 ml chamber for Dreame L40 Ultra CE cleaning robots AstroAI Virtual gear shifting and 24 Virtual gear shifting and 24 gear combinations Customizing these settings lets you achieve exactly the visual effect that best suits your style and working conditions The automatic cleaning fluid dispensing module with a single 600 ml chamber for Dreame L40 Ultra CE cleaning robots is a functional accessory that provides convenient and fully automatic detergent dispensing when washing floors and quick refilling make the module convenient for everyday use and an ideal solution for those who value maximum automation and the highest level of cleanliness in their home