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The Extech RH/Temperature Pen is small and easy to use, making this gauge ideal for field use. This compact digital hygro-thermometer has a dual LCD display that measures temperature and relative humidity at the same time. It also offers max, min and data hold functions for both readings, and units come complete with a pocket clip and 3V lithium battery. See the features and specifications in the description below.
Features:
Simultaneous display of Temperature (°C/°F), Relative Humidity and advanced function indication
Built-in self calibration utility allows for field calibrations using optional Relative Humidity calibration bottles
Built-in Temperature and Humidity sensors for convenient operation
Max/Min memory functions for both Temperature & Relative Humidity
Built-in self calibration utility with optional RH calibration bottles
Data Hold for freezing the LCD display status
Specification
Relative Humidity Sensor High Precision thin-film capacitance type
Temperature Range -10 to 50°C (14 to 122°F)
Relative Humidity Range 10 to 90% Relative Humidity
Resolution Temperature: 0.1°; Relative Humidity: 0.1%
Accuracy (32 to 122°F & 0 to 50°C) Temperature: ±1.0°C (±1.8°F); RH: ±5%
Power 2032 button battery (150 hour battery life)
Response time 120 seconds
