1,Trailer light tower (by air-operated ),with CE Certificate. 2,Metal halide lamp; 3,Engine:diesel; 4,Quality guarantee. Trailer Light Tower(by air-operated) The light tower is mainly used to illuminate and it is widely used in the field of stadium, airport, port, large-scale public area, road, railway, outdoor mining area, and emergency scene.1, Pneumatic Heavy-duty winch;2, Anti-fall, safe and ...