Agrowtek Aspirated Indoor Climate Sensor (Temp/RH/Light) w/ CO2 Upgrade Installed (4/Cs)
GrowControl GC-Pro and GC-Plus precision aspirated climate sensor. Senses air temperature, relative humidity, light irradiance and CO2. Add a climate sensor to your GC-Pro to control two independent climate zones from one control system! Noise-proof sensor can be mounted up to 2000 feet away from the controller!