GeneralAire 7050 Automatic Digital Humidistat. In Automatic Mode the GFX3 will adjust the humidity in your home based on the outdoor temperature, lowering the humidity in cold weather to reduce condensation. The GFX3 can operate in manual mode to control humidity to a specific relative humidity. 3-1/2" x 3/4"
Features:
• Precision Electronics
• Extreme Accuracy
• Long-Term Stability
• Manual or Automatic Operation
• Contemporary Appearance
• Informative Backlit Display
• User Friendly - Easy to Read
• Quick, Easy Installation
• Wall or Duct Mount
• Outdoor Sensor Included
• Outdoor Temperature Compensation Mode
• 10% to 75% Relative Humidity Control Range