Portable , lower nosie and commission level , lower fuel consumption , Steady rated power output , safely . Inverter generator Specs IN800IN1800IN2500Engine type4-stroke , Overhead Valve , Single Cylinder4-stroke , Overhead Valve , Single Cylinder4-stroke , Overhead Valve , Single CylinderDisplacement37.5CC80CC118CCBore x stroke φ40mmx30mmφ52mmx38mmΦ60mmx42mmCompression Ration10:110:110:1Engine ...