General description Exquisite and delicate, this filter brush mop cloth set is highly compatible with the Ozmo U2 DGN22 and U2 Pro Robot Vacuum Cleaners. It is designed to maintain optimal performance and efficiency of your vacuum cleaner. Technical specifications Color: As shown Material: Plastic Package Contents: 1 main brush, 6 filters, 6 side brushes, 5 mops Measurement allowed error: +/- 1-3 cm Usage As part of normal maintenance, the components can be easily removed and replaced. It is recommended to replace the spare parts every 2 to 3 months, depending on the frequency of use, to keep the machine running efficiently.