Extech RH390 Precision Dual Display Hygro Thermometer Psychrometer

List Price: $179.99 Discount Price: Too low to display

Features:

• 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

Accessories:

Duracell Batteries in Reclosable Storage Pack, Size 9 Volt (Pack of 4)

Customer Reviews:

Great lab instrument at consumer price.  [Posted on 2007-08-20]
The unit responds fairly quickly. It is very useful in checking ambient conditions of experiments, or stick in the oven to verify the temperature.

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