Backpack leaf blowers provide the added power and air speed needed to clear leaves, sand, gravel and other debris from larger land areas. While they weigh more than handheld units, ergonomic harnesses spread the weight to reduce fatigue and strain on your back, arms and hands. Easy to use, powerful, & affordable, this is the perfect blower for you, single cylinder,42.7CC , 2 Stroke motor for a more powerful, yet compact, blower. The displacement is 42.7cc with a power output of 1.25Kw/7000R/Min. The fuel capacity for this blower is 1.2 L with a fuel mixture of 25: 1, to help avoid refueling & to help you last until the job is done. The E technology makes this unit more stable & reliable. It is lightweight & has a comfortable fit with a back plate & wide belt, helping you to get longer jobs done faster with fewer breaks.