... water (change with weather, fuel, and cooking ware accordingly)3,Gas Pump has build-in wear resistant fitting, which enables a ... longer service life of cup leather inside and larger gas supply. 4,Air nozzle with copper ball filter oil-absorbing ... , and high temperature. Long service life is secured.Ignition Method: Lighter and match ignitionMaterial: Copper alloy and high-temperate resistant stainless ...