Unbranded Digital Water Quality Testing Meter, Waterproof, Measure EC/TDS, Temperature Tester, IP-67 Rating, Factory Calibrated

HM Digital COM100 Water Quality Testing Meter. Waterproof. Measure EC/TDS. Temperature Tester. IP-67 rating. Factory Calibrated. Ideal for all water quality testing, water purification applications, wastewater regulation, aquaculture, hydroponics, colloidal silver, labs and scientific testing, pools and spas, ecology testing, boilers and cooling towers, water treatment and more. The COM-100 is a professional level EC/TDS meter at an unbeatable price.