Features: 1. Internal material: High quality stainless steel. 2. Microcomputer intelligent temperature controller: P.I.D controlling,more stable and higher precision; LED high brightness digital display, intuitive and clear. 3. Double-layer door structure: open outer door, observe studio experimental results through the inner door which is made from high intensity toughened glass, temperature and humidity unaffected. 4. Independent heating system of the door, avoid inner glass connect dew phenomenon effectively. 5. Humidity is controlled by water dish natural evaporation, displayed directly. 6. UV lamp for sterilization, more effectively prevent cell of pollution in incubation period.