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;Padded shoulder straps and waist belt with multiple adjustments for improved fit and comfort;Quiet operating sound level of 67 dB(A) on max power and 60 on normal power;The DRC200Z has a 3-stage cleaning system with side brushes, a main brush and vacuum suction for efficient cleaning. The filtration system engineered to capture micro dust particulates. Additional features include large capacity (5/8 gallon), two navigation options to set depending on the number of obstacles, timer function, remote control, and much more. To restrict cleaning to specified areas, use the boundary tape to prevent the vacuum from traveling into restricted zones.