Compatible models: Water filter and self-cleaning maintenance brush for Roborock S8 Pro Ultra / S8+ Robot Vacuum Cleaner. Detachable Cleaning Brush: The S8 Pro Ultra maintenance brush is made of durable material and can be detached and washed to remove tangled hairs from the brush after cleaning the mop. Cleaning Tank Filter: The water filter is made of , high-quality material, heat-resistant up to approx. 90℃, durable and effective for filtering and cleaning. Cleaning Function: suitable for tile, marble and wooden floors, powerful cleaning function makes home cleaning more time-saving and energy-saving. For best results, replacing these components every 2-4 months is recommended to maintain peak performance. Type:Vacuum Cleaner Accessories Compatible with model:For Roborock S8 Pro Ultra/S8+ Colour:As Shown Material:Plastic Package Contents: 2 x Base Station Filter Sinks 2 x Self-Cleaning Brushes 2 x Universal Wheel 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.