Maybe a Freeze Alarm is a good idea...
Freeze Alarm
Protect & Prevent When you think of Temperature Monitoring, Think Freeze Alarm for both HOT and COLD monitoring.The Freeze Alarm can call you if the temperature gets too warm or too cold, if the power goes out or if the back-up battery requires replacement.Here are few applications: |
Walk-in Coolers and Freezers
-Calls up to three phone numbers if temperature rises above or drops below set-point.
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Does all that the Intermediate model plus:
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