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HM Digital Meters

  • EC/TDS/Temp Waterproof Hydro Tester

    EC/TDS/Temp Waterproof Hydro Tester

    The COM-80 is an economically priced, reliable EC/TDS meter that is ideal for testing applications such as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking...

    MSRP: $42.95
    $38.69
    Add to Cart
  • PH/Temperature Meter

    PH/Temperature Meter

    The PH-80 is an economically priced, reliable pH meter that is ideal for testing applications such as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and...

    $57.99
    Add to Cart