Model 625 Handheld Humidity/Temp Hygrometer

Model 625 humidity/temperature hand-held hygrometer can display RH and temperature, or dew point and temperature, or wet bulb and temperature. The unit includes the 625 hand held hygrometer, an integral humidity probe head, a handle and cable, a 9V battery, a travel case and a NIST traceable calibration certificate. The Model 625 is an ideal instrument for indoor air quality (IAQ) and indoor environmental quality (IEQ) measurements of temperature and humidity.