Extech Extech RH401 Triple Display Hygro Thermometer Psychrometer with Built In Infrared Thermometer

Product description Extech RH401 Digital Psychrometer + InfraRed Thermometer, Triple display with backlighting, Displays Air temp+RH+surface temp or Dew Point+RH+surface temp or Wet Bulb+RH+surface temp, Adjustable emissivity from 0.3 to 1.0 The RH401 is a Digital Psychrometer with a Built-in IR thermometer that allows quick non-contact surface temperature measurements. Displays air temperature, humidity and surface temperature or dew point, humidity and surface temperature or wet bulb, humidity and surface temperature on a triple LCD with backlighting. The meter calculates the temperature difference between IR surface temperature and dew point. Includes hard case and four AAA batteries. Key Features Triple display with backlighting Displays Air temp+RH+surface temp or Dew Point+RH+surface temp or Wet Bulb+RH+surface temp Built-in InfraRed Thermometer with laser pointer and 8:1 distance to target ratio Adjustable emissivity from 0.3 to 1.0 Precision humidity capacitance sensor is retractable for protection...