LogTag TRED30 Vaccine Monitoring Kit with Fridge/Freezer Calibration, VFC Compliant; Requires LTI-USB Docking Station (Sold Separately) -40C to 99C Measurement Range with 0.5C Accuracy and 0.1C Resolution New! Stores up to 15,900 Temperature Readings onto Internal Non-Volatile Memory New! High Resolution LCD Display with 30 Day Summary in Calendar Format New! Auto-Pause Function- Ability to Automatically Pause Recording if Probe is Unplugged Includes TRED30-16R Data Logger, External Probe w/ 60ml Glycol Bottle, Wall Mounted Bracket and 2-Year NIST calibration certificate compliant to ISO/IEC 17025:2005. Software is Available as a Free Download!