Compatible with First Generation Dyson Desk Purifiers Dyson Pure Cool Link Desk (part numbers: 305214-01, 308033-01, 308034-01, 309423-01, 308404-01);. HEPA filter designed to draw air from all angles, 360°Class HEPA Filter capture 99.97% off of dust as tiny as 0.3 microns to remove things like household dust, pet dander and pollens.
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