Multi-measuring devices
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bluelab Combo Meter, pH/EC-Meter, measuring range: 0.00-14.00 pH, 0-9.9 EC, 0-99 CF or 0-1 ...
resolution: 0,1 pH/EC, 1 CF or 10 ppm, accuracy: +/- 0,1 pH/EC, 1 CF or +/- 50 ppm, automatic temperature indication, operating temperature 0 - 45 °C, batteries 2 x AAA Alkaline