Amprobe THWD-3 Temperature and Relative Humidity Meter<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Dual measurement display</li><li>Extended probe stem to easily access air ducts</li><li>Temperature measurement range: -4°F to 140°F (-20°C to 60°C)</li><li>Dew Point</li><li>Wet Bulb</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41u2sfiF5dL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/519qYuC1qSL.jpg" noproxy>