Features and Benefits:Powerful BL™ Brushless Motor generates 78 CFM of suction power and 44" of water lift;Up to 139 minutes of continuous run time on normal setting and 40 minutes on max setting using two 18V LXT® 6.0Ah batteries BL1860B (batteries not included);Efficient two stage HEPA filter captures 99.97% of particulates .3 microns and larger extending the life of the main filter;The BL™ Brushless Motor eliminates carbon brushes, enabling the BL™ Motor to run cooler and more efficiently for longer life;Easily accessible side-loading batteries for added convenience (batteries not included);Large capacity disposable filter bag for less frequent disposal;Push button power selection controller for (max/high/normal) run time;conveniently attaches to harness waist belt;Built-in L.E.D. light on the controller illuminates the work area;Durable and compact design;The XCV17Z is powered by two 18V Lithium-Ion batteries (sold separately) for 36V power and performance but without leaving the 18V LXT® battery platform. The efficient BL™ Brushless Motor generates 78 CFM of suction and 44” of static water lift for fast clean-ups and improved dust extraction, with no cord to pull along or get in the way. The XCV17Z weighs 15 lbs. (with empty dust bag and two 18V 5.0Ah batteries, batteries sold separately) and has padded shoulder straps and waist belt with multiple adjustments for a comfortable fit. Cordless and compact, the push button power selection controller attaches to the waist belt of the harness for convenient operation. The efficient HEPA filter combined with the filter bag captures large, small and micro dust particulates, and the half-gallon dust collection container is easily removed for dust disposal. When using two 18V 5.0Ah batteries, users will get up to 140 minutes of continuous operation on low setting and 40 minutes on the high setting. It�s part of Makita�s expanding 18V LXT® System, the world�s largest cordless tool system powered by 18V lithium-ion slide-style batteries. Makita® 18V LXT® Lithium-Ion Batteries have the fastest charge times in their categories, so they spend more time working and less time sitting on the charger.