Highlights2 Burner Gas Cooktop - Universal gas nozzle for stoves - 9mm diameter inner diameter hose.Please note that - Gas hose are NOT included. This Nafewin 12 inch gas cooktop is equipped with 2 high power burners, with 3.3 kW and 1 kW power respectively. With two high-efficiency burners, you can cook delicious food quickly. NOTE - The ignition needs to be pressed for a few seconds and then releasedKnob Design and Easy to Use - Nafewin black 2 burner propane cooktop has 2 independent knobs, y