GroChek pH Meter.
GroChek pH Meter. GroChek pH Meter.
Our price: $99.25
7.2% Off Retail Price $106.95 You Save $7.70!

HANNA GRO CHEK pH Meter. This meter provides a continuous digital pH reading. It is powered by a simple transformer. The electrode rests in your reservoir or nutrient tank and provides real-time pH monitoring. You can have a professional piece of equipment at consumer prices!

— Ships from Portland, Oregon USA.