Compatibility: The silver ion module is suitable for Dreame X40 Ultra Complete/L20 Ultra Complete/L10s Pro Ultra Heat/X10/S10/W10S/S20/X20 Series vacuum cleaners. Please check your machine model before purchasing. Strong antibacterial: The slow-release silver ion module continuously releases silver ions into the water, and the antibacterial rate is as high as 99.9%. As the cleaning progresses, the silver ions will continue to be transferred to the floor and the sewage tank, making the whole house cleaning, water storage, mop washing and sewage recycling process easier. Efficient filtration: Efficient filtration: The module has built-in small beads that can filter clean water to reduce bacteria more effectively, and use it with peace of mind. The silver ion module is dedicated to the slow release of silver ions for the clean water tank. Dual function, the floor is cleaner, and barefoot play is worry-free. Silver ions travel to the ground through the waterway to achieve effective cleaning. Package Contents: 1 x White Silver Ion Module, 1 x Blue Silver Ion Modules. Note: The data are all measured manually, please allow 1-3cm error, due to differences in light and display, there may be color differences, please refer to the actual item received.Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store