Brass Pump cylinder and working pressure is 30-35 kg/cm 2 pump flow rate is 10.5 lit/minute. light weight,single cylinder,2stroke,26cc air cooled engine petrol tank capacity is 900 ml 1 ft spray gun 550/600 ltr pesticide spraying per hour fuel consumption is 900 ml per hour delivery hose can be used upto 100 mtr length.