Elegant, the electric cooktop of the 500 series has a temperature control for better cooking results. The ceramic glass on the surface makes cooking and cleaning easier. The heat indicator informs you if the hob is warm or hot. The control buttons are push-to-turn. The double element offers the possibility of using several sizes of saucepans. Power of the front left heating element 1700/700 W. Dimension of the front left heating element 7", 5". Power of the rear left heating element 1800 W. Dimension of the rear left heating element 7". Power of the rear right heating element 1200 W. Dimension of the rear right heating element 6". Power of the front right heating element 2500/1100 W. Dimension of the front right heating element 9", 6". Power of the central heating element 1800 W. Dimension of the central heating element 7". The product is backed by a 1-Year warranty.