Summary It is equipped with a precise system of temperature and humidity control.which provide various necessary environmental simulative conditions forindustrial researches and biotechnology tests.Widely applied in sterile tests adn stability check-up of pharmac euticals,textile and food processing as well as tests in material performance,packing and lifetime of industrial products. Feature:1. Specular stainless steel chamber,semicircular arcs at corners for easy cleaning,and the space between the shelves in the chamber is adjustable. 2. Microprocesser controller for temperature and humidity ensures or precise and reliable control. 3. Independent alarm system for temperature-limiting ensures experiments run safely and no accident would happen. 4. A test hole (diameter-50mm) is placed in left side of chamber.