Bluelab® ppm Pen — Now Bluelab® Conductivity Pen Size:Bluelab Conductivity Pen The name says it all

The name says it all

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Bluelab® ppm Pen — Now Bluelab® Conductivity Pen Size:Bluelab Conductivity Pen The name says it allMeasures conductivity and temperature. Selectable units for conductivity and temperature. Backlit LCD display with low battery warning. Successful calibration indicator and calibration is optional. Fully waterproof. Auto off function and hold reading function. Automatic temperature compensation. Units: EC, 500 ppm, 700ppm, C, F. Range: 0. 010. 0 EC, 05000 ppm (500 ppm), 07000 ppm (700 ppm) and 050C 32122F. Resolution: 0. 1 EC, 10 ppm (500 ppm), 10 ppm