Caltan Blood Bank Refrigerator: Outer body and inside chamber & trays are made of stainless steel 304 qlty. It has microprocessed digital temp. controller to control temperature at 4 Deg ,C 1 Deg, C will have alarm if door is opened, temperature deviations to low or high. It may be supplied with pull out drawers. It has hermetic compressor with non CFC refrigerant with chart recorder and voltage stabilizer automatic to works on 2.20 V 50 Hz.