This model comes with a 5.4 Cu Ft capacity. It has a forced air circulation system and frost-free operation for maximum temperature uniformity and rapid recovery times. CT1-1B features two pullout drawers, a digital temperature controller preset for 4 Deg C operation and a monitor with alarm and digital display for comfort and convenience. This unit has both stainless steel interiors and exteriors for extra sturdiness. Its compact design and superior performance makes it suitable for surgical suite, recovery room, satellite lab or emergency room and more.