Extech Instruments RH25 Heat Index Psychrometer
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<b>[Product Information]</b><br>
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<li>Heat Index measures how hot it feels when Humidity is combined with temperature, air movement, and radiant heat.</li>
<li>Wet Bulb Globe Temperature (WBGT) considers the effects of temperature, humidity, and direct or radiant sunlight</li>
<li>Built-in multiparameter sensor measures Heat Index, WGBT, Humidity, Ambient Temperature, Temperature, Dew Point and Wet Bulb</li>
<li>Complete with CR2032 battery</li>
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