chain saw G4500-2 e-start model Engine: two-stroke, air-cooled, gasoline engine. Displacement: 45cc Power: 1.7kw/7000rpm Fuel Mixture Ration: gasoline25:two-cycle oil 1 Fuel Tank Capacity:550ml Engine Oil Tank Capacity: 260ml Guide Bar Size: 16"/18"/20" Chain: Oregon/Carlton Chain Pitch: 0.325" Chain Gauge:0.058" Dimensions(no bar and chain): 410*235*265mm Weight:7.7kgs/6.5kgs Package size : 480mm x 260mm x 300mm 20FCL:750 40GP:1500 40HQ:1820 Certificate: CE,GS,EPA, EC 2