General description Replacement Filter for Unlimited Gen2 Series 8 Cordless Vacuum Cleaner is designed to effectively capture dust, helping to maintain a healthier home environment for cleaner air. Technical specifications 5-Level Filtration System: Removes up to 99.9% of micro-dust particles ranging from 0.3 to 10 µm Material: Plastic Package Contents: 2 x filter elements, 1 x Cleaning Brush Measurement allowed error: +/- 1-3 cm Usage Washable and reusable filters for easy maintenance Recommended to change the pre-motor filter every 6 months Recommended to change the hygiene filter every 12 months