The Duke V Serrated Cigar Cutter Lighter is an updated version of the companys existing Duke model, and like its predecessor features three jets that are angled together to create a pinpoint, wind resistant torch flame that is triggered by a single action ignition and which the company says is guaranteed to work at up to 8,000 feet of elevation. back of the lighter: an integrated v-cutter that can handle cigars up to 60 ring gauge with its stainless steel, serrated blades.