So what this item is, it's called PerfectpH Zelda Horticulture
which is actually very closely tied with Solis Tek if you're familiar with them, a lot of the same people. And so what this thing is, imagine putting this capsule inside of your reservoir and then it keeps your pH between 5.7 and 6.5 for two to three months and you don't have to test your pH, add different pH Up or Down or any other solutions, it makes your life much easier. ... So we do have these available, I'm gonna actually put the NASA tests over that they do with Purdue in the description below and then of course, if you'd like to buy it please check out the site, or if you have any questions ask them in the comments below.