Extech EA25-NIST Easy View Hygro-Thermometer and Datalogger with NIST<div style="text-align: left;"><strong>[Product Information]</strong><ul><li id="replacementPartsFitmentBullet" class="aok-hidden" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your "><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a href="#" class="a-link-normal hsx-rpp-fitment-focus">Enter your model number</a>to make sure this fits.</span></span></li><li><span class="a-list-item"> Large LCD displays any two parameters simultaneously </span></li><li><span class="a-list-item"> Data Hold， Relative， Min/Max， Programmable power off timer </span></li><li><span class="a-list-item"> Stores up to 99 manual readings for display recall or up to 15，000 readings for PC download </span></li><li><span class="a-list-item"> Programmable Start/Stop data logging time and sample rate of 1 to 86，000 seconds </span></li><li><span class="a-list-item"> Includes probe with 39" (1m) cable </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/518azoeu%2BkL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/5188PYl7WeL.jpg" noproxy>