The Delta Shockproof Lighter from Ultimate Survival Technologies boasts a tough elastomer armor and a stainless steel wire closure for watertight, impact-resistant performance. The catalyzer coil ensures a windproof flame that withstands winds up to 80 mph. Piezo-electric ignition system delivers simple, one-handed operation good for over 30,000 ignitions. Flame-indicator window glows when the lighter is ignited. Fuel-level indicator lets you know when to add fuel. Burns with a clean hot flame at 2,000°F. Rubber O-ring seal keeps the lighter completely waterproof when closed. Use premium butane for maximum performance (not included). Fuel capacity: 1 gram. Weighs 2 oz.