TGX2 carbon dioxide gas column cannon, "two -in, two- out' design uses two carbondioxide steel cylinders to connect, the equipment is small in size and light in weight,adopts a unique anti- interference circuit design and noise reduction design, and thesound is soft. The electronic control and DMX control modes are convenient and simple, suitable for use in various large music festivals and bars. The high- stroke gascolumn can reach a height of 10 meters, which is very shocking like a waterfall.