Product: Water Tank Dust Box — compatible with Xiaomi Robot Vacuum Mop 2S, 3C, VIOMI V2, V3, XMSTJQR2S, STYTJ02YM (Robot Vacuum Cleaner Parts) Key benefits Reusable and durable: Constructed from longlasting materials so the dust box can be used repeatedly. Reduces the need to disposable dust bags, lowering ongoing costs and waste. Maintains suction and cleaning performance: The internal structure separates dust from airflow to reduce duct blockage, helping the vacuum keep strong suction for longer and deliver consistent cleaning results. Broad compatibility: Designed for the listed Xiaomi and VIOMI models and engineered to fit many similar robot vacuum configurations, simplifying replacement and maintenance. Costeffective and ecofriendly: Reusability cuts consumable expenses and supports more sustainable household routines. Features and function Purpose: Collects dust and debris from the robot vacuum while being installed in the water tank assembly area where applicable for the listed models. Material: Made of durable materials intended for repeated use and routine handling. Performance: Helps preserve internal airflow pathways and reduces the frequency of fullsystem cleaning or servicing by minimizing dust buildup in ducts. Practical use scenarios Daily home cleaning: disposable dust bags with this reusable dust box for everyday floor maintenance in apartments and houses, reducing supply purchases. Homes with pets: Use to capture pet hair and dander while keeping the vacuum's suction stable between deeper cleanings. Regular maintenance between services: Install during routine cleaning cycles to limit internal blockages and extend intervals between professional maintenance or parts replacement. What to expect A reusable dust collection solution that fits the specified Xiaomi and VIOMI robot models and supports reliable suction and cleaning performance over time. Reduced operating costs compared with frequently replacing disposable dust bags. Easier upkeep: less frequent internal duct blockage and more consistent cleaning results. Note: Compatible with Xiaomi Robot Vacuum Mop 2S, 3C, VIOMI V2, V3, XMSTJQR2S, STYTJ02YM. Please verify fit with your specific model before .