HM Digital COM-100 Waterproof EC/TDS/Temp Combo Meter led The premium granules expand up

The premium granules expand up to 7 times in volume when hydrated as needed

LAMP TECHNOLOGY

faster germination and enhanced plant growth for exceptional gardening success

workplaces—anywhere that can benefit from purer

Perfect solution for shipping applications

HM Digital COM-100 Waterproof EC/TDS/Temp Combo Meter led The premium granules expand upIdeal for all water quality testing, water purification applications, wastewater regulation, aquaculture, hydroponics, colloidal silver, labs & scientific testing, pools & spas, ecology testing, boilers & cooling towers, water treatment and more. The COM 100 is a professional level EC TDS meter at an unbeatable price. Measures electrical conductivity (EC), total dissolved solids (TDS), salinity and temperature. UPGRADED: Four scales: S, mS, ppm, ppt