Agrowtek Grow Control Hydro Sensor Kit w/ Probes (pH/EC/Temp)
GrowControl Hydroponics sensor kit includes pH, electrical conductivity and temperature sensors for monitoring nutrient reservoirs and operating dosing pumps for automatic nutrient and pH control. GC-Pro & GC-ProXL dose up to eight parts nutrients and two parts pH per kit for re-circulating and drain-to-waste systems. 15 ft sensor cable included.
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