DJY-242B:2 products, 4 nozzles, 4 displays, 2 motors, 2 pumps, 2 flow meters DJY-242B:2 products, 4 nozzles, 4 displays, 2 motors, 2 pumps, 2 flow meters(when ... pump or separate pump, smaller shape and convenient maintenance.2.Adopting painting-side for common type and stainless steel ... -hang oil pipe. 4..Features fueling as ration , resetting by computer and re-displaying when power cut 5.Big-size ...