Titan Controls 702657 Saturn 3 Digital Temperature， Humidity and Carbon Dioxide Gas Controller<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Temperature control (Day &amp; Night) from 55°F to 95°F</li><li>Humidity control (Day &amp; Night) from 20% to 80%</li><li>Built-in CO2 sensor and CO2 calibration features</li><li>Auxiliary heating and cooling options</li><li>ETL listed for use in commercial application</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51RQQ7t16cL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41WhxLfUs5L.jpg" noproxy>