Note: This model only available in 220 volt single phase. Great for medical device drying and sterilization. Built-in temperature calibration. Forced-air circulation combined with digital temperature control achieves dependable and uniform environment for a variety of laboratory applications. Corrosion resistant stainless steel interior finish with toughened double glazing observation window. Gentle downward flow along chamber wall provides less disruption to sample material. Adjustable moisture escape port. Overheat protection automatically cuts power when temperature is beyond limit or sensor fails.