HH-4 Digits show thermostat stirring circulating water tank is an essential instrument used for testing activities in the scientific and educational department of medicine and sanitation, biology, descendiblity, environment protection and aquaculture, such as dry, inspissation distillation, soakage and so on.

It can quick make water temperature meeting the temperature as requirement because it has stirring function. It has a large tank and is suitable for making various experiments in scientific and productive department.