Aspero Backpack Brush Cutter designed for agricultural and gardening use, specifically for clearing tough weeds and dense vegetation. Engine Type: It features a 4-stroke, air-cooled single-cylinder gasoline engine. Power & Capacity: The engine has a displacement of 37.7cc, producing a power of 1.1kw (1.5Hp). Fuel System: Equipped with a 1.2-litre fuel tank and an electronic recoil start.