About this item 【4 in 1 pH Meter】A very complete kit for checking the quality of your water, whether it's from a faucet, hot tub, homebrew, indoor soil growing, aquarium, hydroponics or swimming pool. In addition, TDS tester and PH tester as pens are small in size, light in weight, and easy to carry when going out!【High Accuracy】PH meters range from 0.00-14.00 (PH), while digital EC and TDS meters range from 0 to 9999 ppm. PH resolution is 0.01pH, accuracy ± 0.05pH. TDS: 0 - 9999ppm, conductivity: 0 - 9999us/cm, accuracy: ± 2%, LCD blue backlight display for reliable and fast readings.【Easy Calibration】PH tester automatically calibrates at three points). You don't need any tools; just remove the protective cap and.
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