The Mr. Heater Single Burner Cooker Heater can be used as a cooker or a heater and comes with a sturdy wire frame for support and easy position changes. Three heat outputs provide between 8,000 - 15,000 BTUs, and the unit is capable of boiling 1 gallon of water in approximately 10 minutes. The 4-position control valve regulator and a safety shutoff for flame monitoring ensure safe use. Mr. Heater Single Burner Cooker Heater - Camping Appliances at Academy Sports