Rating 4/5 This instrument seems to work just...I did not give 5 stars...be calibrated by a lab from...of this type have to be,...its accuracy. But I have NO...nice to see the humidity and...day may seem a good one...it will be unpleasant ( sticky)...point/humidity even though the temperature may...used to seeing if its a...

Rating 5/5 Dew point display was the feature...product. It has worked well, has...and is accurate. The dew point...can safely add in the winter...It also indicates the efficiency of...the summer. "Delta T" (the change...of the intake air minus the...shows how much heat the air...the a/c also removes moisture, the...the same as the evaporator plates,...chilled air. (Unless you live in...just noting the difference between the...point indicates the efficiency. It is...a/c is in the morning, when...70s versus how little chilling happens...the 90s. I quit running the...and save a few buck on...product. Spread the word about the...

Rating 5/5 The Extech unit I purchased to...is very accurate and functional. ...

Rating 1/5 I compared this unit with a...I had tested in a controlled...Caliber III unit was dead-on which...paid $20 for that. The Extech...8% to 10%. The Extech has...the back so I tried calibrating...but the screw doesnt even do...The temperature however was accurate. FINAL...Hygrometer and returning this one. The...

Rating 4/5 I found the product to be...to be. It has helped us...what settings to but A/C and...we are needing to moniter. I...needing accurate information of Humity,tempeture and...use ours for our research labs...a controled atmosphere,this product allowes us...if the lasers are in the...efficency.....Very Pleased with this purchase....Thank You...