Extech RH390 Precision Dual Display Hygro Thermometer Psychrometer

Measures relative humidity from 0 to 100% and temperature from -4 to 140° F (-20 to 60° C)

Accuracy ±2% from 20% to 90%; ±1.8°F (±1°C)

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

The Extech precision humidity meter features simultaneous displays of humidity/temperature, humidity/dew point or humidity/wet bulb on its display. Battery Type: 9V, Display Type: Dual display, Dimensions L x W x H (in.): 7 13/16 x 1 11/16 x 3, Resolution: 0.1%RH, 0.1deg F/deg C, Accuracy: ±2%RH, ±1.8deg F/1deg C, Battery Included: Yes, Style: Nonpenetrating sensor, Backlit Display: Yes, Auto On/Off: Yes, Case Included: Yes, Functions (qty.): 6, Low Battery Indicator: Yes
Brand: Extech, Model: RH390, Color: green, Size: L