This Mi-T-M Propane Forced Air Portable Heater, model MH-0150-LMT0, has 150,000 BTU Heat Output. Its frame has a heavy-duty steel construction with steel base, Easy-lift handle for portability at home or on the job site, Adjustable height angle for heat where you need it. Its Components are: One touch ignition and heat control for easy operation, 10-foot hose and regulator, High performance fan, Automatic shut-off if power is interrupted or flame is extinguished, Enclosed gas controls, Electronic ignition, Propane inlet connector - connects heater to propane tank via a supply hose. Heat Output: Adjustable thermostat. For use in workshops, garages, construction sites and farms with proper ventilation. Important Notes: Not for use in residential living areas or inadequately ventilated areas. Proper ventilation required during operation. Must be plugged into an approved standard electrical outlet for operation. Max. Operating Hours: 18.0 hours per required cylinder size, Heating Area: 3,800 sq. ft.