Model: KY-20K Net weight(empty) : 7.3 lbs .Tank : 5.3gallon/20liter .Meas(inch): 16.7*8.0*21.6 .Pump type: internal piston .Working Pressure: 36psi-65psi .Spray lance: PVC lance or chrome coated brass lance .Repair kit: yes .Extra nozzle: 4 .Base material: high density polypropene .Pumper lever: left