3 Brass Burners: 1 triple ring burner + 2 double ring burner Ignition type: in built auto electric (battery operated) Comes with anti-leak technology , European valve made from virgin brass Square CI Finish Pan support, Convertible: Can be used as hob top or built in as per your requirement. Comes with toughened glass and heat protector pan support Good Quality knobs are made heat resistant for a longer cooking durations unique to Indian cooking Product dimension (LxWxH) mm 650 x 520 x 50 mm , Granite cut dimension (LxWxH) mm 595 x 470 x 50 mm Includes: hobtop, instruction manual and warranty card For any queries