GroLine Waterproof Portable pH/EC/TDS Meter with Calibration Solution(25 x 20 mL sachets) aquarium CO2 Pour entire contents into cuvette

Pour entire contents into cuvette

5V AA alkaline (included)

000-gallon capacity or 6-month filter life

5V button cell batteries (included)  (LR44 or equivalent)

Simple Operation

GroLine Waterproof Portable pH/EC/TDS Meter with Calibration Solution(25 x 20 mL sachets) aquarium CO2 Pour entire contents into cuvetteOne of the best meters for hydroponics, our GroLine Waterproof Portable pH EC TDS Meter (HI9814) is a must have for growers. Easily manage and monitor your growing nutrients with this customer favorite. Be up in running in no time! This meter arrives with everything you need for successful testing right out of the box. Whether you're a commercial or at home grower, testing nutrients is easy with Hanna by your side. Verify nutrient results on the spot