Extech 445580 Humidity/Temperature Pen

Key Features:

• Dual LCD display for Temperature, Humidity, and advanced function indication
• Measures Temperature (°C/°F) and Relative Humidity simultaneously
• 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
• Complete with pocket clip and 3V lithium battery
• Optional kit includes 33% and 75% RH Calibration Standards and hard vinyl carrying case