General description Includes 2 high-efficiency center filters and 4 pre-filters, designed specifically for compatibility with S3/S5 handheld cordless vacuum cleaners. These filters ensure optimal performance and enhanced air quality. Washable and reusable, they are crafted for environmental sustainability. Simply rinse lightly and allow to dry completely before reinstalling, ensuring your vacuum operates efficiently without additional waste. Engineered for ease of use, these filters can be replaced in under a minute without any tools required. Experience hassle-free maintenance with our user-friendly design that promotes maximum customer satisfaction. Technical specifications Filtration efficiency: Captures 99.7% of fine particulate matter down to 0.3 microns, including PM2.5 airborne dust Material: Plastic Package Contents: 4 Pre-filters, 2 Post-filters Measurement allowed error: +/- 1-3 cm Usage These filters help to remove large and fine particles, safeguarding your home from