Designed to quickly refuel Bernzomatic Cordless Soldering Irons, micro torches and other devices powered by butane, the 5.5 oz. Butane Cylinder features a universal fueling tip for easy filling. Flame temperature in air is 3,150 degrees Fahrenheit making it perfect for various household tasks. Conveniently sized for easy storage. Flame temperature in air of 3,150° F / 1732.2° C Universal fueling tip 5.5 Oz. size cylinder is convenient for handling and storage