Summit Appliance presents the AccuCold DL2 temperature logger designed for use with any refrigerator or freezer. The temperature is recorded to a USB flash drive for easy analysis on any PC or Mac. It also includes a high/low temperature alarm and digital temperature display viewable in Celsius or Fahrenheit. Users can set their own recording interval for maximum flexibility. The DL2 is NIST calibrated in AccuCold’s ISO/IEC 17025:2005 certified laboratory to be accurate within 0.5° when recording temperature inside a unit running between -10°C and 10°C.