Range: 0.00 - 14.00pH This pH/Temp. Analysis Pen offers a convenient way to measure pH, or the relative acidity or alkalinity of a sample. The pH pen can be completely operated with just one hand, freeing up your other hand to handle samples. Analysis pen meters provide what should be expected of a small pen meter: simple, fast, straightforward, no-frills yet highly accurate operation time and time again. With durable plastic housing, a protective cap that safeguards the sensor and an automatic shutdown feature to preserve battery life, Analysis Pen meters can endure consistent use in rugged environments. The electrodes are also replaceable, which extends the meters’ usable life considerably. Equipped with a wrist strap that helps to prevent unintentional dropping, Analysis Pen meters are constructed with an IP67 waterproof design that can prevent water damage when accidentally dropped into liquid. Specifications Measurement Range: 0.0-14.0pH Resolution: 0.1pH Accuracy: ± 0.1pH Calibration: N/A Temperature Range: N/A Temperature Compensation: N/A Size: 185 × 45 × 38 mm Weight: 110 g