General description New, high-quality materials that are well-made and highly compatible with the original equipment. Clean accessories keep your robotic vacuum cleaner performing at its best. Regular maintenance with these accessories helps reduce dust, pollen, and other allergens from entering the air you breathe. Technical specifications Material: Plastic Package Contents: 4 x side brush, 2 x filter, 3 x mopping cloth Measurement allowed error: +/- 1-3 cm Usage To achieve the best cleaning and filtering effect, it is recommended to replace the cleaning accessories every 2-3 months based on usage frequency. The HEPA filter can significantly improve air quality and reduce particle size by up to 99.97%, helping to remove household dust and pet dander. Pre-filters assist in reducing unpleasant odors from pets, smoke, cooking fumes, and household chemicals.