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Trans Instruments has specially designed the Koi Medic pH tester to quickly measure the pH in your pond. All you need to do is turn it on and dip into the pond water. The ECO pH meter measures the pH of your pond water within 2 seconds. No more mixing reagents and guessing at the color. This precision instrument takes the guess work out of measuring your pH.
Operating Range: 0.0pH to 14.0 pH
Accuracy : +0.2 pH
Battery Life: 300 hours