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PH Pen Meter

The Portable pH Pen Meter is a compact and easy-to-use digital tester ideal for aquariums, aquaculture, food testing, and domestic water quality checks. With a wide measuring range of 0.00–14.00 pH and high 0.01 pH accuracy, it ensures precise results every time. This pen features automatic temperature compensation, three-point calibration (4.01 / 6.86 / 9.18), and a large digital display for effortless reading.