Shop name:Chong Qing Shuo Yue Ke Ji You Xian Gong Si with for RoboVac 11S, 15T, 30, 30C, 15C, 12, 25C, 35C,Robot Vacuums. To keep your Robot Vacuum running at performance, Please clean the filter once per week( twice per week in homes with pets) and replace it 2-3 months. Please maintain the combo brush month( 2 weeks in homes with pets) and replace it 5-6 months. Please maintain the side brush once per week( twice per week in homes with pets) and replace it 3-4 months. The HEPA filter captures up to 99.5% dust, dirty, pet hair, and particles as small as 10 Micrometres. The Combo Brush superiorly pet hair, dirt, dust, and debris and works on floor types-hardwood, carpet, tile, and stone. The Side Brush helps you get deep into corners and right up against walls and boards to superior cleaning area. It is easy to be replaced and installed on your robot vacuums. colour:Blue+white Material:plastic Package Contents: 1 x Rolling Brush 4 x Filter Sets( Each Filter Set contain 1pcs HEPA Filter, 1pcs Foam Filter) 4 x Side brush 1 x Pre-Filter 1 x Brush Guard 1 x Cleaning Brush 1 x Brush Cleaing Tool Only the above package content, other products are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.