Hitachi RB24EAP Gas Powered Leaf Blower, Handheld, Lightweight, 23.9cc 2 Cycle Engine, Class Leading 441 CFM, 170 MPH, Commercial Grade, 7 Year Warranty Class leading air volume at 441 CFM for excellent debris movement Lightweight (only 8.6 lbs) & well-balanced for comfortable use and less fatigue 23.9 cc Commercial grade 2-stroke engine for outstanding power & longer life Industry leading warranty- 7-year consumer use, 2-year commercial use, 1-year rental use Produces an impressive air velocity of 170 MPH (with taper nozzle) Large two-finger throttle lever for easier operation Features PureFire low emission 2-stroke engine technology for a better environment NOTE: Refer User Guide on Technical Specification before use