Thermostatic water bath is a device used in biology teaching and laboratories to maintain a constant water temperature, providing a stable temperature environment for experiments that require specific temperatures. Thermostatic water bath pots are usually made of metal and have a heating element and a temperature sensor inside, which can accurately control the water temperature. In biology teaching, a constant temperature water bath can be used for various experiments, such as enzyme activity determination, cell culture, PCR reaction, etc. By using a constant temperature water bath, students can learn the impact of temperature control on the results of biological experiments, master the basic skills of experimental operations, and cultivate a spirit of scientific inquiry.