Running off of the DeWALT® FLEXVOLT® 20V/60V MAX* battery, the this cordless dust extractor is an efficient and portable way to achieve OSHA table 1 compliance on the jobsite. This product features Wireless Tool Control™ with remote, allowing the user to activate the extractor from the tool, at a distance. It also features an automatic filter cleaning mechanism and includes HEPA filters. DeWALT® Dust Extractor Kit, 2 gal Tank, 125 cfm Air Flow, 1-1/4 in Dia Hose, 8 ft Hose Length, HEPA Filter, 60 VDC, FLEXVOLT® 20V/60V MAX* Lithium-Ion Battery, 6 Ah Battery, Plastic Housing Material, 21-1/2 in L x 13 in W x 13 in H Dimensions