Good to know- With 4 different sized rings you can mix and match pots and pans like the culinary artist you are- Dial controls make it easy to adjust the heat- With 6 heat settings you've got all the power you need to whip up something delicious___________________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.