... in gas range 1.Double wire thermocouple. 2.Flame failure device. 3.Fire area can be adjusted. 4.100% manufacturer. We ... .7mm, 0.8mm, 0.9mm, etc.)Ignition optionalPulse ignition, Piezo ignition, Automatic electronic ignitionDevice optionalWith a timing device, With flame failure safety deviceBurner optionalWhirl ...