... , 4-stroke,air cooled,single cylinderMixing ratio:1:25Displacement:31ccPower:0.7kW/6,500rpmldling speed:2800r/minCarburetor:diaphragm typeFuel tank capacity:900mlWorking ... ,lw-noise,large displacement, high-power and less fuel consumption. trimmer head NKT-4 of brush cutter