I tried pH meters that cost 5 times what this one does, but this is my fave. It's robust, easy to calibrate, economical, and has lasted me almost 3 years already. It dried out a couple of times between grows, but after an overnight soak in storage solution (or nutrient mix) it has continued...
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.