Certified by the Carpet and Rug Institute (CRI); designed for commercial use. Powerful BL™ Brushless Motor generates 67 CFM of suction power and 48" of water lift. 3-speed power selection (high/medium/low) for efficient operation. Up to 60 minutes of continuous run time on medium setting and 30 minutes on high setting using two 18V LXT® 6.0Ah batteries BL1860B. Clean more without a cord with the 18V X2 (36V) LXT® Brushless 1.3 Gal. HEPA Filter Upright Vacuum Kit (XCV19PG). This is Makita’s first cordless"upright vacuum, and it carries the Carpet and Rug Institute (CRI) Seal of Approval Certification for high performance in commercial cleaning applications.