General description Replacement accessories for Xiaomi Roborock Q7 Max, Q7 Max+, and T8 robot vacuum cleaners. These high-quality components are designed to maintain optimal performance and improve air quality by effectively filtering dust, allergens, and odors. Technical specifications Material: Plastic Color: Black Package Contents: 2 x Main Brush, 4 x Side Brushes, 4 x Filters, 4 x Mops, 2 x Dust Bags, 1 x Cover Measurement allowed error: +/- 1-3 cm Usage Replace cleaning accessories every 2-3 months based on usage frequency for optimal performance. The HEPA filter improves air quality and reduces particle size by up to 99.97%, helping to eliminate household dust and pet dander. The pre-filter helps to reduce unpleasant odors from pets, smoke, cooking fumes, and various household products. Other information Note: Light reflection and different displays may cause the color of the item to differ slightly from the actual product.