Yes According to the relevant information of the electric cup, the electric cup will keep warm after stewing. The working principle of the electric water cup is mainly to make the independent electric heating tube into a whole heating plate through various processes, and connect it with stainless steel pot through high-frequency welding bolts to heat and cook food. Can realize frying, frying, frying, boiling, steaming, stewing and other functions, and also has the function of heat preservation.