Powerful BL Brushless motor delivers 57 CFM and 27 inches water lift of suction using an 18V LXT Lithium Ion battery (battery not included) Filter cleaning system is designed to maintain optimum suction efficiency and longer filter life. Working Sound Level- 76 dB(A) Efficient HEPA filter captures 99.97% of particulates. 3 microns and larger Up to 60 minutes of continuous run time using an 18V LXT Lithium Ion 5.0 Ah battery BL1850B (battery not included) L. E. D. Battery indicator shows charge level for 18V LXT Lithium Ion battery The BL Brushless Motor eliminates carbon brushes, enabling the BL Motor to run cooler and more efficiently for longer life Compact and portable design; Weighs only 10.1 pounds with 18V LXT 5.0 Ah battery (battery not included)