Boil 2 cups of water in under 2-1/2 minutes in strong winds and gusty weather. This well-made stove is able to stand up to harsh conditions. The Soto WindMaster stove is designed so the pot sits close to the flame, making it more efficient in windy weather. Results in increased efficiency so boil time is quicker and longer. The concave design of the burner head creates the effect of a built-in windscreen. The 4Flex pot support works for a larger pot, but the smaller, TriFlex pot support, is available separately. An efficient stove for whatever size pot your adventure requires. Output: 2800 kcal/h 3260w 11000 BTU Duration: Burns approx.1.5 hours with 8 oz.(250g) canister 67g with the optional TriFlex pot support 87g with the 4Flex pot support 60g with no pot support Dimensions: Optional TriFlex only (Stowed): 94 x 10 x 33 mm 4Flex only (Stowed): 47 x 77 x 44 mm