LetPot EC Meter has a universal probe-pod design that fits seamlessly into most hydroponic systems in the market. Its probes ...

You can answer all those questions — and many more — with a basic meter. But there’s one thing that hasn’t changed much over the years: probes. That’s a shame because there are a lot of ...

Cross-pollination between different industries can yield interesting innovations, and a few years ago [John Wiltrout] developed some non-slip meter probe adapters. He recently used our tips line ...