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double-wall construction
Each unit has a NIST-Traceable calibration certificate with test data from that unit to demonstrate its accuracy
Use the Therma 20 Series thermometer when you need superior accuracy and you want to swap probes without recalibrating the meter
With a clear large-digit LCD display
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Pro-Series® Ambient Probe Pro Series Probe double-wall constructionPro Series Ambient Probe. Designed specifically for measuring all things ambient. Perfect for monitoring refrigerators, freezers, coolers, chillers, and any other type of cold storage system. Included with certain NODE models. Also great for incubators, terrariums, and hundreds of other uses where you wish to monitor and maintain an acceptable ambient temperature range. Use only with ThermoWorks thermometers designed for the Pro Series. Will not work