Fit Model: Our DCV501HB Filter is compatible with DEWALT 20V Vacuum Cordless Handheld Vacuum. (Not compatible with DCV580 and DCV581, please check the model filter you need first). Main Function: This DCV5011H filter can capture 99.97% of all particles, dust, wood chips, small particles, fine powder, and sawdust. Easy to Use: Our DCV501HB filters require no tools and are easy to replace for DEWALT DCV501HB Vacuum. Recommend: To ensure optimal performance, we recommend replacing the DCV5011H HEPA filters every 3 months. Part NO.: DCV5011H. Please note that slight color variations due to physical differences do not affect usage. Material: Plastic. Color: White + Black. Package Contents: 4 x DCV501HB Replacement Filters, 10 x Foam Filter. Only the above package content is included; other products are not. Note: Light reflection and different displays may cause slight color differences between the item in the picture and the actual product. Measurement allows an error of +/- 1-3cm.