Good to know- 4 cooking zones in 2 different sizes give you plenty of options for your pots and pans- Finding the right temperature is easy - it has 12 power levels- The residual heat indicators warn you if any of the zones is still hot___________________________________________________ELECTRICAL INSTALLATION: This product requires professional installation to a dedicated cooker circuit (identified by a big red cooker switch) by a qualified installer, such as one of our Tech Experts.