Hanna GroLine Hydroponic Waterproof Pocket pH/EC/TDS/Temperature Tester HI98131 CO2 Tanks + Accessories and share your measurements effortlessly

and share your measurements effortlessly

Canvas Density: 210D

and is certified UL 1598

Gradual Nutrient Release: Ensures a steady supply of nutrients throughout the bloom phase

Hanna GroLine Hydroponic Waterproof Pocket pH/EC/TDS/Temperature Tester HI98131 CO2 Tanks + Accessories and share your measurements effortlesslyHanna GroLine Hydroponic Waterproof Pocket pH EC TDS Temperature Tester HI98131 The Hanna GroLine Hydroponic Waterproof Pocket pH EC TDS Temperature Tester (HI98131) is a slim, lightweight, and waterproof pocket sized meter that measures pH, conductivity (EC), total dissolved solids (TDS) and temperature. The meter operation is simplified with two buttons. One is used for on off and for calibration while the other is used to switch between the