2 stroke single cylinder engine type, air-cooling support, 41.5cc cylinder displacement, 2.13kW / 2.9hp / 7500rpm power output, maximum 7500rpm engine speed, float carburetor type, 1.3L fuel tank capacity, 25:1 mixture fuel ratio, liquid + powder sprayer capacity, 1100m3/h maximum airflow, 12m spraying horizontal range, 1E40FP-3Z engine model, 11.5Kg dry weight, 13.5Kg gross weight.