. MODEL ZHRX643K The smooth ceramic hob is easy to clean. The completely flat surface can be wiped down once cool, & you don't need to think about any specialist equipment. SPACE FOR ANY PAN, WITH OVALZONE Oval Zone is designed to make sure you can cook with any pan no matter how large, or uniquely shaped it is. TOTAL HOB MANAGEMENT, WITH TOUCH CONTROLS Specify cooking levels, set timers & adjust temperatures with the Touch Controls. The operation panel is embedded directly into the hob's glass. For full cooking control with a few taps. RESIDUAL HEAT INDICATORS The hob's residual heat indicators clearly show if the hob is still warm after you're finished cooking. NO OVERCOOKING WITH TIMER FUNCTION When the timer you've set runs out, the hob will automatically switch off the heat. It can be set to a maximum limit of 1.5 hours, which means that even if you're concentrating on a few different things at once, your meal will be ready when you are. .