Fixed Gas Detector, For Use With DVP-120, Gas Detected Carbon Dioxide, Standards cETLus Certified, Includes Manual, Product Type Stand-Alone Detector & Controller, Mounting Location Wall, Number of Relays 2, Sensor Type Infrared, Visual Alert Type Green LED, Display Type Digital, Operating Temperature - Minimum 32 Degrees F, Operating Temperature - Maximum 122 Degrees F, Number of Gases Detected 1, Coverage Area 900 sq ft, Interchangeable Sensors No, NEMA Enclosure Rating Not Rated. This item has been restricted from sale in the following state (s): []