Bluelab Guardian Monitor ConnectBluelab Guardian Connect is not only a constant indicator of the desired levels of pH, conductivity, and temperature of your nutrient solution, it also data logs these critical parameters to your computer for you. It let's you to access the collected data via the cloud from a remote mobile device or computer to check for variances to ensure all these important parameters are hitting the mark for a successful crop. Just one Bluelab Connect Stick is