This is a portable, two-stage radiant heater (Heat Star HSP150S) with adjustable heat output from 102,000 to 150,000 BTU/hr. It operates on JP8, diesel, or K-1 kerosene, consuming 0.72–1.06 gallons per hour, and has a 14-gallon fuel tank. The unit requires 120V single-phase electrical power and measures 37.5 x 27.5 x 39.5 inches, weighing 110 lbs dry. Its nozzle has a solid spray pattern with an 80-degree angle and a 0.75 gal/hr capacity.