The Kolpak 29097-1075 Digital Thermometer is used in refrigeration units to check the temperature in order to maintain the right conditions for storage. It Has a 12V power supply and a 3/4" digital display for easy reading of the temperature. This has a temperature range of -40°F to +120°F and comes with an 8.5ft probe that can be positioned at different angles. This should be noted that the transformer is no longer supplied; if required, refer to model 441886. This thermometer is perfect for use in restaurants and for checking temperatures of stored foods to meet the required standards.