Nasco pH/Temperature Pocket Meter
The battery level indicator tells the battery life remaining, while the stability indicator tells when the pH measurement is stable. Automatic calibration to known standards assures greater accuracy of measurement and the electrode can be replaced simply by pulling the cloth junction to rejuvenate it. Measures pH from 0.0-14.0, temperature 32-140°F (0-60°C), accuracy @ 28°F (20° C) is +/-0.1 for pH and +/-1°F (.5°C) for temperature. Unit size is 6-7/16" x 1-5/8" x 1" (16.5 x 4.1 x 2.5 cm). One-year warranty.