The heat preservation function of bear health pot is to start it repeatedly. General health pots are started by repeated heating. Bear health pot has the function of automatic heat preservation for 8 hours, and has the memory of 10 minutes to lift the pot. After the pot is filled with tea, put it back into the heating base, and automatically continue to heat up according to the original procedure, and repeat. Even if the water is dry and the power is cut off, the food will not burn. What is important is dry burning and power failure protection.