Primus - Classic Trail Stove PORTABLE - The Trail Stove comes supplied with a nylon bag, making it trail ready whenever you are. LIGHTWEIGHT - At only 8 ounces, this travel stove is perfect for all of your outdoor adventures. WINDSCREEN - The crosswise pot support acts as a built-in windscreen, making cooking both fast and reliable. ENDURANCE - This Classic Trail Stove can operate for 70 minutes on a 230g gas cartridge (cartridge not included). FLAME CONTROL - Adjustable control valve for quick and efficient heating: from simmering to boiling and everything in between.