Automatic Cleaning Liquid Addition Module: Equipped with the Automatic Cleaning Liquid Addition Module, it can be easily installed on the robotic vacuum cleaner accessories, providing convenient cleaning liquid addition function.COMPATIBLE: Compatible with For Dreame X40 Ultra /X30 Ultra/L10s Pro Ultra / S10 / S20, ensuring perfect match and applicability.Simple and easy to use: The design of the automatic cleaning fluid refill module makes it easier and more efficient to refill the cleaning fluid.Improved Cleaning Effectiveness: The automatic cleaning fluid refill module ensures that the robot vacuum cleaner continues to refill the cleaning fluid during the cleaning process, improving the cleaning effectiveness.Color:As ShownMaterial:plasticPackage Contents:1 * Cleaning Fluid Module