The S-Thunder IGG-1 Series Gas Landmine is a reusable in ground pressure activated war game product that sprays color powder to simulate explosions. Easy to maintain and operate, the IGG series utilizes S-Thunder's patent pending technology to offer a realistic simulation of an authentic battlefield experience. The powder spray covers a volume of over 2 cubic meters. The unit can be used with a 12oz CO₂ cartridge. For condensed gas, the use of S-Thunder's Condensed Gas Cylinder (TGC-004), is recommended (Sold Separately).