Hanna* pHel* Pocket Meter with Full-Sized Electrode

pHel combines the accuracy of a full-sized double junction, gel-filled electrode and the convenience of a pocket meter. Features include a large LCD display with 0.1 resolution, manual, two-point calibration and 3000-hour battery life on two 1.4V batteries (included). pHel features a plastic, rugged body electrode which is resistant to temperatures up to 70°C and pressures of up to 1.5 bar. pHel 1 has a glass body electrode that offers temperature resistance to 80°C and pressure resistance to 3 bar. Weighs just 1.6 oz.