General description For Qrevo Master Robot Vacuum Cleaner, this replacement set includes high-quality main roller brushes and side brushes designed to enhance cleaning efficiency. The uniquely designed brushes feature rubber treads that adapt to various floor surfaces, effectively removing everything from fine dust to larger debris. The included filters help reduce dust, pollen, and other allergens in the air. Technical specifications Material: Plastic Package Contents: 1 pair of roller brushes, 4 side brushes, 2 HEPA filters, 4 mop cloths, 6 dust bags, 1 cleaning brush Measurement allowed error: +/- 1-3 cm Usage For optimal performance, it is recommended to replace the spare parts every 2 to 3 months. The brushes can be easily removed and replaced as part of regular maintenance.