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HM Digital

10 in stock
HM Digital COM-80 EC/TDS/Temp Waterproof Hydro Tester
$42.95 ($46.28 inc tax)
10 in stock
HM Digital PH-200 Waterproof pH/Temperature Meter
$101.92 ($109.82 inc tax)
50 in stock
HM Digital PH-80 pH/Temperature Meter
$46.50 ($50.10 inc tax)
1 in stock
HM Digital Replacement pH Sensor for PH-200
$49.95 ($53.82 inc tax)