General description This accessory kit is designed for various models of robot vacuum cleaners, ensuring a perfect fit and optimal performance. It includes essential components that effectively tackle dirt, dust, and pet hair, making it an ideal choice for maintaining a clean home. Technical specifications Compatible Models: E series E5 (E5134), E6 (E6198), E7, I series i1 (1152), i2 (2152), i7 (7150), i7+ (7550), i1+ (1552), i4+ (4550, 4552), i3+ (3550), i6+ (6550), i8+ (8550) Material: Plastic, melt-blown fabric, non-woven fabric Dust capture efficiency: 99.7% of ultra-fine dust down to 0.3 micrometers Filter efficiency: Blocks most dust down to 0.3 micrometers Package Contents: 3 Pair x Multi-Rubber Brushes, 8 x Edge-Sweeping Brushes, 10 x High-Efficiency HEPA Filters, 1 x Cleaning Brush, 1 x Screw Driver Measurement allowed error: +/- 1-3 cm Usage Main Brush and Side Brushes effectively remove dirt, dust, and trash from corners and edges. HEPA Filter maintains cleaning performance