Extech RH390-NIST Precision Dual Display Hygro Thermometer Psychrometer with NIST
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<div style="text-align:left"><b>[Product Information]</b></br><ul><li class="aok-hidden" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your " id="replacementPartsFitmentBullet"><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a class="a-link-normal hsx-rpp-fitment-focus" href="#">Enter your model number</a><span>to make sure this fits.</span></span></span></li><li><span class="a-list-item"> 
							Fast response time (<30 seconds)
							
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							Dual backlit display
							
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							Simultaneous display of: Humidity/Temperature, Humidity/Dew Point or Humidity/Wet Bulb
							
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							Data Hold and Min/Max functions
							
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