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the Plant Strapper loops heavy-duty tape around your plant and plant support and secures them together
stay cleaner and are built to mount in-line inside your GroBot Evolution
Greenhouse Hobbyist
Double Ag/AgCl reference for less noise (unwanted voltages) than gold or silver electrodes and
Input Power: 342W
Hanna Industrial Grade pH/TDS Controller w/Proportional Control of Fertilization fluorescent-lighting the Plant Strapper loops heavy-dutyAdd this 2 in 1 pH and TDS controller engineered for economical dosage of fertilizer solutions in hydroponics to your growroom. The product measures pH from 0 to 14 and TDS from 0 to 1999 mg L (ppm). Two separate set points can be adjusted from 4 to 7 pH and 900 to 1800 ppm (mg L). The relays are activated when the pH exceeds the set point or TDS falls below the desired value. Two pumps or electrovalves can be wired directly to the controller and be