Hi-Input Open top with piezo ignition system: Double ring burners Φ180mm, 59,500Btu/h and single ring burners Φ100mm, 23,800Btu/h. High-safety gas valve is equipped. Exterior board is SUS 430 stainless steel. Oven thermostat is between 100℃-320℃ and oven pilot safety device is equipped.