A kettle with temperature setting is useful for preparing different types of tea. In order to obtain the optimum taste from tea leaves, a kettle with adjustable temperature therefore offers a good solution. For black, green and white tea, a lower temperature is preferred, still below the boiling point. You need an electric kettle with different temperature settings. There are already kettles where the temperature is adjustable from 40 degrees. Keep this in mind when choosing the best kettle for you.