Two-stroke,air-cooled Item No : YD-RU01-25 Engine Model : Two-stroke,air-cooledDisplacement : 25cc Rated Output Power : 0.9kw/7500rpmIdling Speed : 3000r/min Max.Cutting : 250mm Oil/gasoline Mixing Ratio : 1 : 40Fuel Capacity : 230ml Engine Oil Tank Capacity:160mlCuide Bar Size : 10" Packing : 1pc/carton G.w/n.w. : 5.0kgs/4.0kgs Color Box Size : 32cm*25cm*25cmCertifacate : CE Chainsaw