The digital display thermostatic heating jacket is widely used for baking, drying and other temperature tests of samples. The heating power is 200W, 300W, 500W, 600W according to the capacity. It is filled with high-efficiency heat preservation and energy-saving materials, which can quickly realize constant temperature control and temperature control range. From room temperature to 300°C, using red LED to display numbers, intuitive, accurate, easy to operate, safe to use, is an indispensable tool for biology, genetics, medicine and health, environmental protection, biochemical laboratories, analysis rooms, education and scientific research.