... tower,telescopic light mast, telescoping light tower,mobile tower, firefighting light , pneumatic mast,light Model: Yz2-500AC mobile light towerit ... metal halide lights mounted on a folding telescoping mast. A self-contained compressor provides the pressure ... night for hight way, railway, coal gas,electric power,oil field etc.Technical parameteritemspecificationsdescriptionmodelYZ2-500ACImported parts ...