Extech EA20

The Extech EA20 is a Hygro-Thermometer that measures relative humidity, temperature, dew point, and wet bulb. Its large LCD can display any two of these parameters simultaneously. The min/max function stores and recalls highest and lowest readings. Additional functions include a programmable auto power off time frame, switchable °C/°F temperature units, data hold, auto power off, and a low battery and over-range indication. Complete with built-in stand, protective holster, probe sensor with 1 m (39 in) coiled cable, and 6 AAA batteries.