HEPA Filter:Effective HEPA Filter for robotic vacuum cleanerUnique design, easy to clean the dust boxdurable in use; 5-arm side brushes have stronger cleaning power than ordinary 3-arm side brushes, double efficiency of corner cleaning Main Brush: Recommend to replace 6-12 months. Practical rolling brush for robotic vacuum cleanerFloating structure, deep cleaning. It is best to replace spare parts every 2 to 3 months to keep the machine running at its best performance Main brush is terminals removable design ,you can easiler pull out the terminals on each side of the roller and make complete cleaning. Newly designed anti-winding roller, the brush adjusts and rotates, sweeps dust into the dust box to prevent hair from tangling colour: black + red + white Material: plastic Package Contents: 2 * main brushes 4 * HEPA filters 6 * pentagonal side brushes 5 * Mop Cloths 1 * main brush cover 1 * cleaning tool Only the above package content, other products are not included. Note: Light 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.