Hanna Instruments GroLine Hydroponics Waterproof pH / EC / TDS / Temp. Portable Meter HI9814 hydroponics This narrow electrode easily fits

This narrow electrode easily fits into test tubes

Discover all the details of the NIDO app

rejuvenating the junction for a 20x longer electrode lifespan

and quick to reach thermal equilibrium for a faster

If the mV offset continues to deviate and the meter is calibrated with a dirty electrode then inaccurate readings will result

Hanna Instruments GroLine Hydroponics Waterproof pH / EC / TDS / Temp. Portable Meter HI9814 hydroponics This narrow electrode easily fitsThe HI9814 is a slim, light, and waterproof meter that allows you to measure pH, TDS ppm, and temperature of your hydroponic nutrients solution. Quick to setup, simple to use, this ppm meter makes testing simple. 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. Details The