Sper Scientific 800012 Temperature Pen</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>Sper Scientific 800012 RH / Temperature Pen that simultaneously displays RH and temperature in °C or °F. Will also show a continually updated ∆ delta (difference) from a starting point</li><li>Will  show a continually updated ∆ delta (difference) from a starting point</li><li>Measures Humidity， Temperature & Dew Point| Min/Max</li></ul></div></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br><img src='http://ecx.images-amazon.com/images/I/31sWitF15hL.jpg' noproxy></br>