Cuisinart PerfecTemp Tea Kettle - Temperature Gauge - Black Perfect Temperature Control: Precise temperature gauge indicates the correct water temperature to provide the ideal cup of tea or coffee Premium Construction: Porcelain enamel exterior and interior with iron core heats up quickly and retains heat well Optimum Benefits: The perfect brewing temperature yields the best tea flavour and allows the release of antioxidants Energy Saving Design: Reduce unnecessary boiling or re-boiling by always knowing the exact water temperature