Compatibility: Xiaomi Roborock S5Max/S6 Pure/E5 5-arm side brushes have stronger cleaning power than ordinary 3-arm side brushes, double corner cleaning efficiency Newly designed anti-winding roller, the brush adjusts and rotates, sweeps the dust into the dust box to prevent hair from tangling It is best to replace the spare parts every 2 3 months for the machine to operate at its best performance Package Contents: 2 removable roller brushes, 4 filters, 4 mop cloths, 3 white soft silicone side brushes, 6 water cores, 1 guide caster