Extech 42280 Temperature and Humidity Datalogger<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"> Datalogs up to 16，000 readings with USB interface for downloading to a PC </span></li><li><span class="a-list-item"> Triple LCD displays humidity， temperature， and date (year， month， and day) </span></li><li><span class="a-list-item"> Programmable from keypad or PC </span></li><li><span class="a-list-item"> Selectable data sampling rate </span></li><li><span class="a-list-item"> User programmable audible and visual alarms </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41QkRUCZ%2BhL.jpg" noproxy>