Constant temperature lasts longer. The difference between health pot and constant temperature pot is mainly in material and function. Health pot is generally a glass pot, constant temperature pot is generally an anti-scalding and heat-insulating pot, and the inner container is 304 stainless steel. Secondly, functionally, the health pot can be used to cook eggs, scented tea, desserts and so on. The thermostatic kettle has a simple function, mainly used for boiling water, and has a thermostatic function. Constant temperature pot is more expensive than health pot because it keeps constant temperature for a long time. After the water is boiled, as long as the temperature is adjusted to the desired temperature, the boiling water will always remain at the set temperature and will not cool down.