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Ships within 48 hours · Estimated delivery Aug 28 - Sep 2
extra thick plastic
healthier flowers
Waterproof housing (IP-67 rating)
Time / Test: 5 seconds
high and low alarm set points
HM Digital pH/EC/TDS/Temp Waterproof Meter COM-300 Seasoil extra thick plasticThe COM300 is a professional grade level pH EC TDS Temp meter ideal for all water quality testing, hydroponics, water purification applications, wastewater regulation, aquaculture, colloidal silver, labs & scientific testing, pools & spas, ecology testing, boilers & cooling towers, water treatment and more. Why COM300? Measures Potential Hydrogen (pH), Electrical Conductivity (EC), Total Dissolved Solids (TDS), and Temperature Five scales: pH, S, mS,
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