The S19LWHPLUS2 is a compact refrigerator-zer sized for easy placement on top of counters. The door includes a factory installed lock for keyed security. The thermometer is NIST calibrated in our ISO/IEC 17025:2017 laboratory. It displays the current, minimum, and maximum temperature to the nearest tenth degree viewable in Celsius or Fahrenheit. The buffered temperature probe is stored in a glycol-filled bottle to ensure the temperature reading reflects the temperature of other stored refrigerator contents. A hospital grade 'green dot' cord added safety in high traffic areas.Inside, the manual defrost S19LWHPLUS2 features 1.7 cu.ft. of cold storage. A compact zer compartment is ly sized for ice packs or other small items. A removable wire shelf and two door racks convenient options for refrigerated storage. The adjustable thermostat is located on the front to the zer compartment, making it easy to manage the temperatureIn addition to the standard features of the PLUS2 series, the S19LWHPLU2S can be further customized for specific applications with a temperature alarm, data logger, self-closing door, and more. This model is designed for general purpose use and is not for storing vaccines or sensitive medicine.Accucold's PLUS2 series refrigerators are intended for a wide variety of basic storage only. Storage of high-value vaccines, life science materials, medical, or clinical biologicals require a product with design features including, but not limited to tighter temperature controls, monitoring, and/or back-up.