Datalogging Refrigerator / Freezer Thermometer with Alarm McKesson Fahrenheit / Celsius Ambient -40 to +125°C (-40°F to 257°F) /

Datalogging Refrigerator / Freezer Thermometer with Alarm McKesson Fahrenheit / Celsius Ambient -40 to +125°C (-40°F to 257°F) / Sensor -40° to 50°C (-40°F to 122°F) Glycol Probe AC Adaptor / Battery Backup