Specification Model: 3WF-3 Material: Plastic, Aluminum Color: Black, Orange, White Style: Modern Assembly Required: Yes Power Source: Gas Powered Start Method: Manual Start Matched Engine: 1E40FP-3Z Motor Type: 2-stroke Motor Mixed Fuel Ratio: 25:1 (Gasoline: Engine Oil) Displacement: 41.5CC Standard Power: 2.13kW Fan Rotation Speed: 7500r/min Tank Volume: 14L/3.7gal Range: ≥12m/39.4ft Total Length of Tube: 127.5cm/50.2in Oil Inlet Size: 2.75cm/1.1in Base Length: 24cm/9.5in Product Size: 39*32.5*70cm/15.4*12.8*27.6in Package Size: 74*43.5*53cm/29.1*17.1*20.9in Net Weight: 10.6kg/23.4lbs Gross Weight: 12.65kg/27.9lbs How to Use 1.Add fuel and set the red lever in the start position. 2.Press the oil bubble to fill the machine with oil. 3.Open the choke valve and gently pull the starting rop.