Designed to meet the Grower's need for equipment suited to the aggressive environments found in agricultural and hydroponics applications. Water-resistant and features a molded eye which allows installation above the sample area. Accurate measurements can be verified with one or two point calibrations. With a 12 Volt DC power supply included, low battery failures are never an issue. The electrode is interchangeable and the connector is well-protected behind a waterproof sheathing. Meter is supplied with a stainless steel probe, preventing potential grounding problems and ensuring extended electrode life. The gel-filled pH electrode has been specially designed to address the needs of growers. Its design guarantees greater clogging resistance in fertilizer solutions with high concentrations of phosphate, nitrate, etc.