This kit is compatible with for Robotic Sweeper STYJ02YM. When the air filter of the vacuum cleaner is dirty and clogged, it will affect the dust removal effect and reduce the service life of the internal dust collector, it is recommended to replace the filter every 3 months The accessories are all made of high-quality materials, durable and safe. Easy to disassemble and assemble. The HEPA filter has the same performance as the before design and is hand washable. Kits reduce the cost of operating a robotic vacuum cleaner and meet the requirement to replace parts within 3-6 months. Colour:As Shown Material:Rubber+Plastic Package Contents: 2 * roller brush 4 * filter 6 * side brush 1 * cleaning tool 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.