General description Replacement Main Brush, Side Brushes, and HEPA Filters for Ecovacs Deebot Ozmo 930 and 610 Robot Vacuum Cleaner. Made of high-strength, environmentally friendly materials, these accessories are designed to maintain the cleaning performance of your vacuum while reducing the penetration of dust, pollen, and other allergens into the air. Technical specifications Material: Plastic Color: As shown Package Contents: 1 x Rolling Brush, 4 x Side Brushes, 4 x Filters, 2 x Cleaning Cloths Measurement allowed error: +/- 1-3 cm Usage It is recommended to replace the brushes and filters every 1 to 2 months to ensure optimal performance.