Stormproof. Measures 3 3/4" overall with extra large fuel tank. Controllable gas flow for use at varying elevations up to 10,000 feet. Produces high temperature flame. Piezo electronic ignition which is good for over 30,000 instant ignitions. Windproof withstands 70-80 mph winds. Water resistant. O-ring sealed. Refillable with premium butane gas. Built in fuel gauge. Hang packaged.