Model:Compatible With 1st Generation / STYTJ02YMCompatible With 1C/STYTJ01ZHMCompatible With Mi robot vacuum-mop p /Xiaomi 1S(SDJQR01RR )Compatible With cecotec Rumba 3090Good quality fan motor separate partRadiator types: fanSide brushes are easy to remove and replace as part of routine maintenance.Filters maintain 's cleaning performance while reducing infiltration of dust, pollen and other allergens into the air you breathe.Compatible With best results, filters should be replaced every 2 - 3 months.Replacement filters Compatible With Mi Robot Clean brushes keep your home robot operating at peak performance.Use Compatible With Mi Robot Only.Compatible with model:Item Compatible With Mi Vacuum 1 RobotColour:darkMaterial:plasticSize:8cm in diameterPackage Contents:1*Engine Ventilator Fan MotorOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.