pH Meter for Hydroponics PPM EC Meter for Plant Nutrients Simultaneous Measurement of pH Conductivity TDS Temperature for Reservoir Tank Water DWC Aeroponic Garden Indoor Outdoor Growing

I’ve been using this one and I enjoy it! https://a.co/d/04WQoCOo I also view them more as not an if I need to replace it but when I need to replace it. The electrodes and stuff go bad even when cleaning with distilled water and that was from my time at a brewery