Designed to bring simplicity to nutrient testing, the HI9814 Portable GroLine Meter is designed specifically for Hydroponic growers. The specialized electrode combines 3 sensors in a single rugged probe featuring a polypropylene body, integrated temperature sensor, and cloth junction.

• One combined, pre-amplified pH, EC, and TDS (ppm) probe for hassle-free measurements.

• Quick CAL mode for a speedy, single-point calibration for pH and EC with one solution.

• Designed for hydroponic, aquaponic, and greenhouse growers.