Trangia spirit burner for alcohol-based fuels. Easy to use due to its simple construction, has no loose parts that can break and is maintenance free. The simmering ring regulates the heat and is used to save fuel or to extinguish the flame. The burner is made from brass and the wick inside is made from 100% cotton. Yellow bag is included. Works in all weather conditions. In severe cold, from about +5C a Winter attachment with Preheater can be used which makes it bloom faster and gives better effect. Fuel Use alcohol-based fuel only. Never use gasoline or other petroleum based fuels as this may result in serious injury and damage the wick inside the burner. Fuel consumption One filling 100 ml (max. 2/3 of its maximum volume) will burn for approx. 25 min. Boils 1 Litre of water in 10 min (this varies according to weather and quality of fuel). Combatibility All Trangia stoves 25 Large + 27 Small Trangia Triangel Open spirit stove Mini Trangia Output 1000 w/ 3500 btu Dimensions 75 x 42 mm