STCON3 IP67 Starter Conductivity ElectrodeOHAUS Precision Powers the Starter Electrodes The STCON3 IP67 Starter conductivity electrode is ideal for sampling in the field. COmpatible with the ST400M portable meter, the electrode comes with a 3m cable and waterproofing. Backed by our commitment to accurate and precise measurement, the OHAUS Starter Series of electrodes are designed to produce exact results time and time again. The Starter Series includes pH, reference, oxidation reduction