4 in 1 Digital PH EC Meter LCD Tester Pocket Hydroponics Aquarium Water Test Pen

A pH Meter for water can tell you the acidity and alkalinity of water, ensure the health of drinking water and keep it in perfect PH balance. Widely used in DWC hydroponics system, RO/DI water, drinking water, tap water, beer, wine, kombucha, milk, home brewing, pool, aquarium, reef tank, hot tub, aquaculture, spas, fish tank and urine.

With high sensitivity glass probe, you can get a full measuring range of 0-14pH, 0.01 pH resolution. The pH meter uses a 3-point calibration method to calibrate the electrode to pH 4.00, pH 6.86 and pH 9.18 solutions. You can easily calibrate to ensure the accuracy of your measurements.