It is made of high quality materials and is more durable. It is exquisite and matches well with the equipment. The utility model has the advantages of firmness and durability and long service life. It can be removed and replaced as part of regular maintenance. It is best to replace spare parts every 3 Years to maintain the best performance of the machine. Applicable models: For DEEBOT X1 OMNI, For DEEBOT X1 TURBO For DEEBOT X1 PLUS For DEEBOT T10 TURBO For DEEBOT T10 PLUS For DEEBOT T10 For DEEBOT T20 For DEEBOT T20 Pro Function: Through electrolytic silver technology, the water in the clean water tank contains a certain concentration of silver ions, which can the ground when mopping the floor, and the sterilization rate can reach 99.9 percent . Colour:A:blackandblue Material:plastic Package Contents: 1 x andsilver ion module 1 x slow release silver ion module Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.