Subscribe to our newsletter

Extech EA20: EasyView™ Hygro-Thermometer

Dual display of RH, Temperature, Dew Point and Wet Bulb

View Datasheet > EA20


The EA20 is a Hygro-Thermometer that measures Relative Humidity, Temperature, Dew Point, and Wet Bulb and displays any two parameters (Temperature and Humidity or Dew Point, or Wet Bulb) simultaneously. Min/Max function stores and recalls highest and lowest readings. Timer function displays the elapsed time (mins : secs and day : hour). Additional features include: programmable auto power off time frame, switchable °C/°F temperature units, Data Hold, Auto power off, and Low battery and over-range indication. Complete with built-in stand, protective holster, probe sensor with 39 in. (1m) coiled cable, and 6 AAA batteries.

Additional information


10% to 95%


-4 to 140°F (-20 to 60°C)


5.9 x 2.8 x 1.4" (150 x 72 x 35mm)


8.3oz. (235g)

Please leave your details below so we can get in touch with you.

Contact Info