Existing modelIn a world that expects liquid-fuel stoves to have one setting (hot), the DragonFly stands out. Since its debut in 1998, it has won numerous awards for its innovative dual-valve design, which offers an unrivaled range of continuous and immediate flame control. Simmer a delicate sauce over a candle flame or melt snow quickly over a blowtorch with a twist of the flame adjuster. The continued popularity and performance of the DragonFly can be attributed to the many features invented by MSR. First ever dual-valve design offers an unrivaled range of flame controlsimmer to boil with a twist of the flame adjuster. Burns white gas, kerosene, unleaded auto fuel, diesel, and jet fuel.