Description: This Starter Pen pH Meter, ST20, measured pH in the range 0-14 with a 0.01 resolution, and temperatures from 0-99°C. It features a liquid crystal display (LCD) and a 3-point calibration. The electrodes are easily replaceable and it has an automatic shut-off function.
Qty: 1 pen meter
This meter uses 4x 1.5V batteries (included)