Ultimate Survival Technologies Delta Stormproof Lighter Lightweight, rugged outdoor lighter withstands rain and winds up to 80 mph; ideal for rugged camping, backpacking, and hunting trips Piezo-electric ignition offers easy one handed operation; lights up to 30,000 times without batteries or flint Burns a hot 2,000 degree F flame; uses quadruple-refined butane fuel; adjuster ensures best fuel mix at varying altitudes (up to 8,000 feet) Rubberized case allows for easy grip and includes wrist lanyard; fuel capacity window for at a glance view of fuel level Fuel Capacity: 0.04 fl. oz. (1.2mL); Uses Quadruple-refined butane