General description Replacement parts for Dreame Bot L20 Ultra and X20 Pro vacuum cleaners, designed to enhance cleaning efficiency and maintain optimal performance. These components include a roller brush, side brushes, and HEPA filters, ensuring thorough cleaning across various floor surfaces. Technical specifications Material: Plastic Color: As shown Package Contents: 1 x Roller Brush, 8 x Side Brush, 8 x HEPA Filter, 1 x Clean Brush Measurement allowed error: +/- 1-3 cm Usage For optimal performance, it is recommended to replace the spare parts every 2-3 months. The uniquely designed brushes with rubber treads adapt to different floor surfaces, effectively removing dust and larger debris.