"Perfect for backcountry excursions, the Primus Express Backpacking Stove makes mealtime a breeze. The lightweight design folds up for easy packing, and the large control valve makes it easy to control heat output precisely. A narrow high-speed flame resists wind, and with an 8,900 BTU output, this backpacking stove can handle fast boils and big pots with ease. The Piezo igniter means you don't need matches to get it going, and the nylon storage bag adds on-the-move convenience. Gas not included. Manufacturer model #: P-321485. Lightweight, folding design makes packing a breeze Powerful 8,900 BTU output Match-free Piezo ignition Large valve for precise control Wind-resistant narrow, high-speed flame Comes with a nylon bag Specs: 3.3""H x 1.4""W x 1.6""D Output: 8,900 BTU Weight: 2.9 oz."