2 In 1 pH & ORP Digital Controller Monitor — Redox Meter with Output Power Relay and BNC Electrode Probe for Hydroponics, Plug-and-Play

Maintain ideal nutrient solution conditions with this 2 In 1 pH and ORP (redox) controller. The digital display delivers continuous, real-time readings so you can track water parameters accurately. A built-in output power relay permits automated switching of pumps and nutrient dosing equipment for hands-free regulation. The included electrode probe features a BNC connector for secure, repeatable measurements. Plug-and-play design ensures fast setup and compatibility with a wide range of hydroponic systems and plant types.