Versatile - Included stand allows use as a heater or cooker stove. Variable BTU’s - 8, 12 and 15,000 BTU/HR. Adjustable Heat Control - Hi, Med, Lo regulator. Safe - Heater shuts off automatically with loss of flame. Ready To Use - Operates on a 1 lb disposable propane cylinder (not included). Operating Time / Hi - Up to 1.5 hours on 1 lb. cylinder. For outdoor use only