H-B Frio Temp Calibrated Dual Zone Electronic Verification Thermometer for Freezers, Refrigerators and Incubators; -50/70C (-58/158F) External, 0/50C (32/122F) Internal (B61000-0400)
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<b>[Product Information]</b><br>
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<li>Digital thermometer for verifying temperature in freezers, refrigerators, and incubators</li>
<li>Measures temperature from -50 to 70 degrees C (-58 to 158 degrees F) with bottle probe and 0 to 50 degrees C (32 to 122 degrees F) without probe, with an accuracy of + or - 1 degree C</li>
<li>10mL plastic bottle probe attached to unit by 3m/9.8 ft. waterproof cable</li>
<li>User-selectable minimum/maximum temperature memory and audible alarm for monitoring</li>
<li>Tested to ISO 17025 traceability standards for reliability of measurements</li>
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