PROGRAMMED BREWING TEMPERATURES Variable Temperature Kettle is set to take care of all your water-boiling needs. Perfect for tea lovers: with the right temperature to suit every kind of tea, you can always enjoy the full tea aroma. This electric tea kettle’s six automatic brewing temperatures do a really good job of crafting a nice green tea, a white tea, and even an oolong tea. It can boil water at 160°F, 175°F, 185°F, 190°F, 200°F and 212°F.