US$ 61.25
Easy Installation: Standard 3/8" FNPT x 1/2" MBSP connections
highly recommended)
Accurate to ±2% full scale (0
75 x 5 x 1 in
Mounting kit (Included)
COM-300 Waterproof Professional Series pH/EC/TDS/Temp Meter-HM Digital PM-2 Easy Installation: Standard 3/8" FNPTThe COM 300 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. FEATURES: Measures Potential Hydrogen (pH), Electrical Conductivity (EC), Total Dissolved Solids (TDS), Salinity and Temperature Five scales: pH,