The GT 2511 WP Smart Gas Transmitter has two features: a plug-in sensor and a concurrent display of the gas concentrations and gas unit. This product is equipped and prepared for operation in hazardous environments. Generally speaking, this is used as a PNG or LPG gas detector in burner/furnace areas, commercial kitchens, power and industrial plants, bullet yards/storage yards, chemical processing plants, coal mines, and confined areas.