The Origo Heat Pal 5100 is a small-sized portable space heater that doubles as a single-burner stove.Simplicity and safety, plus a respectable 5,200 BTU make this a good nonelectric heater. Take the lid off and it doubles as a single-burner stove to heat coffee or warm food. The absorbent material soaks up the alcohol fuel to prevent spills. Nonpressurized, rustproof, needs no priming or preheating.Key Features Heat Source: Denatured alcohol Material: Aluminum and stainless steel Output: 5,200 BTU (1500 Watt)Fuel Capacity: 1 quartBurn Time: approx. 5 hours at max. heatBoiling Time: approx. 10 minutes for 1 qt. waterDimensions: 11-1/2" H x 11-1/2" WWeight: 5-1/2 lbs Warranty: One year