I'm sure something like this exists, or does it? Has anyone seen one?
A meter that will read your nitrate, nitrite, ph, gh, kh, calcium, ammonia, etc. levels of your water with a probe. You don't leave it in there but you just insert it for a reading whenever you want.
A meter that will read your nitrate, nitrite, ph, gh, kh, calcium, ammonia, etc. levels of your water with a probe. You don't leave it in there but you just insert it for a reading whenever you want.