This spare part is compatible with Dreame S10 Series, W10 Series, S10, S10 Pro, S10 Plus, S10 Pro Plus, W10, and W10 Pro Robot Vacuum Cleaners. All accessories are and designed for original equipment. To maintain optimal performance and hygiene, it is recommended to use high-quality replacement parts and replace them regularly to ensure effective cleaning. These components offer an extended lifespan and improved cleaning performance, helping to protect the robot from excessive wear and potential reduction in service life. The slow-release silver ion module continuously releases silver ions into the water, providing up to 99.9% antibacterial rate. As cleaning progresses, silver ions are transferred to the floor and the sewage tank, enhancing hygiene throughout the water storage, mop washing, and wastewater recycling process. Made from 100% high-quality, environmentally friendly materials, the product is soft, durable, and safe for regular use. Color: As shown. Material: Plastic. Package Contents: 4 x Silver Ion Module. Note: Other items are not included. Due to lighting and display differences, the actual color may vary slightly from the image. Measurement may vary by +/- 1-3 cm.