HM Digital COM-80 EC/TDS Combo Meter

The HM Digital COM-80 is an affordable handheld electrical conductivity (EC) and total dissoved solids (TDS) meter. The COM-80 is ideal for use in applications such as hydroponics and gardening, pools and spas, aquariums and reef tanks, water ionizers, drinking water, nutrient testing and more.Specifications: Measures electrical conductivity (EC) and total dissolved solids (TDS) Four scales: EC: µS, mS; TDS: ppm, ppt Automatic Temperature Compensation (ATC) Water resistant Measurement Range: 0-9990 µS; 0-5000 ppm; 0-9.9 mS; 0-5 ppt Auto-off function, data-hold function and low-battery indicator. Display: large and easy-to-read LCD screen includes simultaneous temperature reading. Digital calibration (push button) to any point within the meters range Factory calibrated with a 1413 µS solution. The meter can be re-calibrated with digital calibration using the push buttons Includes a cap and batteries Ideal for all water purification applications, waste water regulation, aquaculture, hydr