Fangrui Product Details 1. New, High-quality Materials, Well-made, , And Highly Matched With The Equipment. 2. Clean Accessories Keep Your Home Robot At Its Performance. As Part Of Daily Maintenance, The Accessories Are Easy To Remove And . At The Same Time, Reduce The Infiltration Of Dust, Pollen And Other Into The Air You Breathe. 3. In Order To Achieve The Cleaning And Filtering Effect, The Cleaning Accessories Should Be Replaced Every 2-3 Months Depending On The Frequency Of Use. 4. The Function Of The Sweeping Robot Filter Is To Filter The Dust, Dirt And Other Impurities Inhaled By The Sweeping Robot To Keep The Robot Clean And Running Normally. The Filter Can Also Prevent Dust And Dirt From Entering The Motor And Other Parts Of The Robot, Thereby Extending The Service Life Of The Robot. Type:sweeping Machine Accessories Note:the Accessories Are Slightly Different, Which Does Not Affect The Use. Colour:as Shown Material:plastic Package Contents: 1 * Main Brush 4 * Side Brush 4 * Filter 4 * Mop Cloth Onl