Sentinel EVC-1 HydroponicEnvironmental Controller & Sentinel GPS CO2 Regulator SystemCondition:* New. In OEM Packaging. As Pictured.Additional Notes:Sentinel EVC-1, Environmental Controller* Designed to maintain a specific temperature and humidity in your hydroponic garden* Control temperature & humidity separately or together* A selector switch lets you customize the controller.(Either increase or decrease the humidity level.)* Built-in photocell determines whether it is day or night, activates CO2 device only during daylight hours* A built-in feature that is very useful is the night device outlet, connect your night only device into this outlet* Heavy-duty #14 Gauge power cable, fuse protected by a 15-Amp e-Settable circuit breaker* Night device outlet can control an exhaust fan / sulfur burner, etc.* Min/Max Operating Temeperature: 32F – 120F* Min/Max Humidity 0-99% RH, Humidity Accuracy +/- 7% rH*Power Requirements: 15 Amps @ 120 Volts* Thermostat Type: Remote Bulb 36″ LengthSentinel GPS, CO2 Regulator System, High Precision Flow Meter, Solenoid Valve* Works with all Sentinel CO2 Controllers as well as other brands* Heavy-duty solenoid is true fuzzy logic compatible* Pre-wired for fast installation and usability out of the box* Input Power: 110 Volt / 60 Hz* Power Cable: 7.5′ NEMA 1-15* Flow Rate: 0.5-15 SCF/Hour* Co2 Tank Connection: CGA-320* Co2 Outlet: 1/4″ Barbed Hose Fitting* Co2 Hose Length: 13′ (4m) LengthSentinelEVC-1GPS