Description
Extech RH390 Precision Dual Display Hygro Thermometer Psychrometer
Measures relative humidity from 0 to 100 percent and temperature from -4 to 140-degree F (-20 to 60-degree C)
Accuracy ±2 percent from 20 percent to 90 percent; ±1.8-degreeF (±1-degreeC)
Dual display of humidity and temperature or humidity and dew point or humidity and wet bulb
Capacitance sensor responds under to humidity changes in under 30 seconds
Slim design with rubberized ides for better grip
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