McKesson Brand McKesson Datalogging Refrigerator / Freezer Thermometer with Alarm

• NIST/ILAC-MRA traceable; traceable certificate supplied
• Log 24 million readings on 2G micro SD card
• Retrieve data from logger with removable SD memory card or by USB cable to PC
• Logger records interior/exterior minimum/maximum temperatures into memory
• Battery life approximately 10 months in continuous operation with no alarm triggered
• Exceeds government (CDC / VFC) vaccine monitoring guidelines