This product will ship for free within United States including Hawaii and Alaska. Please provide an address that the Post Office can deliver to. If items that are not eligible for free shipping are placed in your cart you will be charged for shipping on those items only. All orders over $250 will be shipped for free (excluding Alaska and Hawaii). Look for the "Free Shipping Icon" for the best deals! • Control the temperature and humidity within your growing environment
• Temperature and Humidity mode adjustable allows independent or synchronized control
• Night device outlet operates when the lights are off
• Coordinates supplemental CO2 with your ventilation equipment
• The built-in photo cell ensures that your CO2 device only activates when the lights are on
• CO2 outlets are automatically disabled while your ventilation equipment is functioning
• 15' Remote probe with highly accurate sensor
• Can increase or decrease humidity to a specified level
• Resists EMI/EFI from electronic ballasts
• Conforms to USA and Canadian standards (ETL listed, FCC, RoHS bugs)
• Reliable and easy to use
• 3-year warranty
