Greenworks 40V 185 MPH Variable Speed Cordless Blower Vacuum, 4.0 AH Battery Included 24322 Brushless motor provides your tool with longer run-time, more torque and more power. This leads to less wear and tear, extending the life-time of the tool Variable speed offers up to 185 mph to make clean up of major debris easy and efficient.No-Load Speed (RPM) Blower/Vac capability provides a versatile use to get your yard work done without the need for multiple tools Powerful enough to handle wet and dry leaves Compatible ONLY with GreenWorks G-MAX 40V Battery models, 29472 and 29462 and G-MAX Charger model 29482