Bluelab® pH Controller fluorescent-lighting it meets the demands of

it meets the demands of growing plants

0 gal 3 mm HGB2GAL 6

Average life hours: 10

and veggies require a special nutritional mix to ensure high yields

HI12302 is the general purpose HALO pH electrode

Bluelab® pH Controller fluorescent-lighting it meets the demands ofHands 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