HM Digital Meters – Reefer Madness

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HM Digital Pen style TDS/Temp meter with case

HM Digital Pen style TDS/Temp meter with case

Regular price $19.95 USD

Regular price Sale price $19.95 USD
Unit price per
HM Digital Pen style pH/Temp meter

HM Digital Pen style pH/Temp meter

Regular price $49.95 USD

Regular price Sale price $49.95 USD
Unit price per
HM Digital Pro Series Pen style pH/Temp meter

HM Digital Pro Series Pen style pH/Temp meter

Regular price $99.95 USD

Regular price Sale price $99.95 USD
Unit price per
HM Digital COM-100,PH-200, Protective Case & Solutions

HM Digital COM-100,PH-200, Protective Case & Solutions

Regular price $160.00 USD

Regular price Sale price $160.00 USD
Unit price per
HM Digital Hydromaster 500 - Continuous pH/TDS/EC/Temp meter

HM Digital Hydromaster 500 - Continuous pH/TDS/EC/Temp meter

Regular price $359.95 USD

Regular price Sale price $359.95 USD
Unit price per
HM Digital Hydromaster Portable - pH/TDS/EC/Temp

HM Digital Hydromaster Portable - pH/TDS/EC/Temp

Regular price $250.00 USD

Regular price Sale price $250.00 USD
Unit price per
HM Digital Hydromaster 100 - Continuous pH/TDS/EC/Temp meter

HM Digital Hydromaster 100 - Continuous pH/TDS/EC/Temp meter

Regular price $250.00 USD

Regular price Sale price $250.00 USD
Unit price per
HM Digital Pen style TDS/EC/Temp meter

HM Digital Pen style TDS/EC/Temp meter

Regular price $39.95 USD

Regular price Sale price $39.95 USD
Unit price per
HM Digital Pro Series Pen style pH/TDS/EC/Temp meter

HM Digital Pro Series Pen style pH/TDS/EC/Temp meter

Regular price $159.95 USD

Regular price Sale price $159.95 USD
Unit price per
HM Digital Pro Series Pen style TDS/EC/Temp meter

HM Digital Pro Series Pen style TDS/EC/Temp meter

Regular price $74.95 USD

Regular price Sale price $74.95 USD
Unit price per
HM Digital AquaPro TDS/Temp meter

HM Digital AquaPro TDS/Temp meter

Regular price $29.95 USD

Regular price Sale price $29.95 USD
Unit price per