Gore HEPA wet/dry filter of DEWALT cordless vaccum traps 99.97% of dust at 0.3 microns Dual clean-up modes of DEWALT 20V vacuum allow for debris removal with either the front utility nozzle or extendable rubber hose 1/2 gallon tank with heavy-duty latch is easy to empty and clean Washable filter; Tap or water rinse to clean Heavy-duty rubber hose provides durability and flexibility Large on/off switch that is easy to access with one hand Runs off of 20V Max DEWALT battery packs for long run-time