General description Replacement Filter and Roller Brush for Dyad Pro is designed to enhance the performance of your cleaning device. Made of high-quality materials, this set effectively filters fine dust, reducing the penetration of dust, pollen, and other allergens into the air you breathe. Technical specifications Material: Plastic Package Contents: 1 set x roller brush, 2 x HEPA filters, 1 x clean brush Measurement allowed error: +/- 1-3 cm Usage For optimal performance, it is recommended to replace the spare parts every 2 to 3 months as part of normal maintenance. The filters and roller brush can be easily removed and replaced. Other information Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the actual product.