Accucold's MED2 series puts the most commonly requested features into a quality line of all-refrigerators and zers specially designed to store vaccines and other sensitive materials in medical, scientific, pharmaceutical, and laboratory institutions. The FS24LMED2 is a compact manual defrost all-zer designed for use on top of counters. This unit is designed with an external front control panel that allows users to adjust and monitor the temperature without opening the door and exposing stored contents to ambient temperature. A keyed lock security and a hospital grade 'green dot' cord provides added safety in high traffic environments. As by the CDC, VFC and VFA programs, the FS24LMED2 is equipped with a NIST calibrated thermometer that displays the current, minimum, and maximum temperatures to the nearest tenth of a degree with a readout viewable in Celsius or Fahrenheit. Each FS24LMED2 ships with a certificate of calibration for your records. The thermometer includes an audible alarm to warn users if the interior has gone out of the programmed temperature range. The buffered temperature probe is encased in a glycol-filled bottle to simulate the temperature of other stored contents, resulting in the utmost accuracy for temperature reporting. We include a pre-installed 3/8" probe hole for users who wish to install additional monitoring equipment.The FS24LMED2 features a 1.4 cu.ft. interior capacity. A removable wire shelf convenient storage. It can operate as low at -20ºC, i for storing certain vaccines and other sensitive medical contents. This unit has a flat door liner as by the CDC.All MED2 series units are assembled in the USA from domestic and imported components. This unit can also be customized with additional features, including a power-out alarm or USB temperature logger with a digital display. Contact our product specialists to learn more. Products in the MED2 series come with a two year warranty on parts and labor and a five year warranty on the compressor. *NOTE: This unit's thermostat is pre-set for Celsius. If you prefer Fahrenheit, add complimentary option DTMEDF or let your representative know upon order. NOTE: Accucold zers are purpose-built to the support meeting the current CDC (Centers for Disease Control) guidelines for the storage of vaccines. As referenced in the current Vaccine Storage and Handling Toolkit, these units incorporate several key features for stable operation. For additional temperature assurance, the CDC recommends a calibrated digital data logger (DDL), which can be added with the factory-installed option DL2B or addition of the DL2BKit accessory. Select Accucold products have been tested and to the new NSF 456 standard, and are now available for purchase. For additional information, contact our products specialists.