Perfect Compatibility: Engineered specifically for DCV501HB 20V Cordless Handheld Vacuum, this replacement filter matches the DCV5011H. Superior Dust Removal Efficiency: Capture over 99% of fine particles, including dust, debris, and as small as 0.3 microns. This high-efficiency filter also helps neutralize pet odors, maintaining clean, fresh air without compromising suction power over time. Reusable and Easy to Maintain: Extend the life and performance of your vacuum by simply washing and drying this filter for repeated use. To optimal suction and vacuum efficiency, it is recommended to replace the filter every 3 to 6 months depending on usage intensity. Dual-Layer Filtration System: The included foam sleeves a dual purpose - protecting the main HEPA filter from large debris and enhancing odor absorption. This dual filtration setup not only prolongs the filter's lifespan but also boosts overall air quality. Regular Replacement for Results: To maintain filtration efficiency with your for vacuum, replace the DCV5011H filter every 3 months under regular use conditions. This routine maintenance helps preserve the vacuum's suction and operational efficiency. Color: As shown Material: plastic Package Contents: 4 * filter 8 * filter cotton 2 * cleaning brush Only the above package content, other products are not included. Note: Light reflection 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.