Extech RH350  

Extech RH350: Dual Input Hygro-Thermometer Psychrometer

Psychrometer with two Type K inputs for Superheat plus memory

The RH350 displays humidity, dew point, wet bulb, temperature and temperature differential. The triple backlit LCD can be changed to display humidity, temperature, dew point or humidity, temperature and wet bulb or humidity, temperature and Type K thermometer. Can also display the temperature difference between Type K T1 and T2 or air temperature and Type K or Type K and dew point. Advanced features include built-in memory and recall of up to 99 data points, Min/MAX/Average readings from the captured data, data hold and selectable auto power off. Includes 2 Type K temperature probes, and four AAA batteries.