The Delta Stormproof Lighter withstands winds of 70-80 miles per hour and burns a clean flame. Great for camping enthusiast or anyone that likes adventuring outdoors. The lighter uses a Piezo-Electric ignition system that dependable and last a long time with out the need of batteries. The lighter is impact resistant. Indicator Window located on side of combustion chamber glows when lighter is ignited. Fuel level Indicator visually reveals fuel level. Water Resistant metal O-ring seals keep water out when lighter cap is closed.