Sometimes the more you know, the better. And when it comes to managing the pH of your nutrient solution, exact knowledge makes a world of difference. Our clever pH controller Connect automatically monitors and fine-tunes the pH levels for you. Set your pH parameters and let the Bluelab pH Controler keep you on point dosing in your set direction pH up or down solution, not both. You simply set it, and forget. The pH is taken care of. So you can relax… Our Bluelab pH Controller Connect constantly monitors and fine-tunes the pH levels for you. But more than that, it wirelessly data logs to your computer too, putting continuous information at your fingertips in real time. Use the data to make system changes faster for the ultimate crop. You can also change the settings from your PC. Clever stuff…24 hour a day monitoring and control of your pH so you know your plants are able to get the most nutrient uptake. ONE Bluelab Connect Stick is required, sold separately Local and Cloud data logging capability (download free Bluelab Connect Software online) Adjustment of control settings from a local PC via Bluelab Connect Software Option to view data and current status remotely via Google Docs™* Automatic control and monitoring of system pH with reservoirs up to 200 US gal / 760 L Plant-safe green backlit LCD with adjustable brightness Large, easy to read displays Easy to navigate menu to program and adjust settings Simple push-button pH calibration with on-screen guide Flashing high / low alarm with control lockouts Dosing lockouts to protect from over-dosing Auto resume dosing on restart after power loss Water resistant, wall mount design 13 foot (4 meters) acid/alkali resistant dosing tube supplied Use with either undiluted Bluelab pH Up or Down International power supply Replaceable double junction pH probe Separate Bluelab Temperature Probe (for pH ATC) Replaceable peristaltic pump and tubes