The Replacement Parts are Compatible with for Combo Essential Robot Vacuum and Mop. The Combo Essential accessories and parts make your robotic vacuum cleaner clean properly and efficiently, saving time and energy. It is easy to be replaced and installed on your robot vacuums. The High-Efficiency HEPA Filter captures up to 99.5% dust, dirty, pet hair, and small particles. Effectively blocks dust and small debris. The Roller Brush superiorly pick up pet hair, dirt, dust, and debris and works well on floor types-hardwood, carpet, tile, and stone. The Side Brush helps you get deep into corners and right up against walls and base boards to superior cleaning area. The Mopping Pad is made of fine microfiber, which break up sticky messes,grime and kitchen grease and capture dirt, dust and pet hair. To keep your vacuum cleaner running at performance, Please clean the filter once per week(twice per week in homes with pets) and replace it every 2-3 months. Please maintain the combo brush every