YSI EcoSense pH10A pH-Temperature Pen

The compact pH10A provides fast, accurate pH and temperature measurements. A graphic display provides simple on-screen instructions, and the “hold” feature locks readings on the display. The pen features a 50-set memory (pH, temperature, date and time stamp), automatic temperature compensation, automatic calibration (1-, 2-, or 3-point), and buffer recognition. IP-67 waterproof housing. One-year warranty on the instrument and six-month warranty on the electrode.