Compatible models: cleaning tank filter cleaning brush for Roborock S7 Max Ultra. Clean tank filter: fabricated from nice materials, so it's heat-resistant as much as approx. ninety °C, durable and high quality in filtering and cleaning. Cleaning brush: the self-cleaning roller brush is made of tender bristles made from particular supplies to protect the floor, durable and wear-resistant. Recommendations: regular substitute of the equipment ensures most hygiene and optimum performance of the vacuum cleaner. Colour:As Shown Material:plastic Package Contents: 1 x roller brush 1 x Water Filter Assembly Only the above kit content, diverse products should not included. Note: Light reflection and varied exhibits can cause the color of the object within the photo barely different from the real thing. The length allowed error is +/- 1-3cm.