Ideal for alpinists, the Joule is made for the most extreme conditions. Its inverted fuel can and liquid feed regulator provide the performance of a liquid/multi-fuel stove-with the ease and versatility of a canister system-offering consistent heat output down to 10°F/-12°C. A 10,000 BTU burner provides raw power for rapid boil times with excellent simmer control for cooking, while the 2.5 L insulated FluxRing vessel offers the fuel efficiency, portability, easy-setup and the reliability you n