https://relentlesshome.com/bissell-air-ram-1984/ At the handle of the vacuum, you will find a motor that controls the suction power of the machine. It is powerful enough to create a suction that rotates the brush and allows it to clean quickly and deeply. In addition, the brush roll is motorized, so it can do a good job when you want to comb through the often hard-to-clean fibers of rugs and carpets.