HM Digital COM-100 Waterproof EC/TDS/Temp Combo Meter led • Constant linear response curve

• Constant linear response curve (as opposed to other meters’ Gaussian response) yields higher accuracy independent of wavelength—perfect for measuring LED light output

fruit trees

workplaces—anywhere that can benefit from purer

faster germination and enhanced plant growth for exceptional gardening success

Perfect solution for shipping applications

HM Digital COM-100 Waterproof EC/TDS/Temp Combo Meter led • Constant linear response curveIdeal 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