Transparent water bath is made of transparent polycarbonate material, easy to use, and widely used in applications such as sample temperature control, analysis, material testing, and food inspection. It has high temperature stability and features over-temperature protection and low liquid level protection functions. Powerful pressure pumps and circulation pumps ensure uniform temperature inside the bath, optimize external circulation, and can also use a pump combiner (accessory) to control the external circulation temperature. The provided product accessories include test glass inserts, adjustable platforms, bath covers, hoses, heat transfer oil, and various adapters.