Extech RH390 Precision Psychrometer
Features:
• Dual backlit display
• Simultaneous display of:
Humidity/Temperature
Humidity/Dew Point
Humidity/Wet Bulb
• Slim design with rubberized sides for better grip and for one hand operation
• Data Hold and Min/Max functions
• Auto power off with disable and low battery indicator
• Complete with carrying case and 9V battery