Bluelab pH Controller Power Supply lighting-&-electrical-components PPF Output by Spectrum: PhysioSpec

PPF Output by Spectrum: PhysioSpec Indoor: 190 μmol/s

It is not a relay or timer that controls photoperiod

Removable waterproof floor tray for easy cleanup

But it doesn’t have to

Bluelab pH Controller Power Supply lighting-&-electrical-components PPF Output by Spectrum: PhysioSpecHands free monitoring and dosing of solution pH levels. Our clever pH controller automatically monitors and fine tunes the pH levels for you. You simply set it and forget. The pH is taken care of. For use with reservoirs up to 200 US gal 760 L. Plant safe green backlit LCD with adjustable brightness and large, easy to read display. Easy to navigate menu to program, adjust settings and calibrate by a simple push of a button. Flashing high low alarm