Ideal for all basic water testing applications. Features * Economy model that is ideal for end-users. * Highly efficient and accurate due to its advanced microprocessor technology. * Hold Function: saves measurements for convenient reading and recording. * Auto-off function: the meter shuts off automatically after 10 minutes of non-use to conserve batteries. * Measurement Range: 0-9990 ppm. From 0-999 ppm, the resolution is in increments of 1ppm. From 1000 to 9990 ppm, the resolution is in increments

The ZT-2 is the first of new HMD line. It's a low-cost TDS meter that's perfect as a promotional item. Though inexpensive, this meter does not skimp on quality, features and design. Features * Economy model that is ideal for end-users and retail products. * Highly efficient and accurate due to its advanced microprocessor technology. * Auto-off function: the meter shuts off automatically after 10 minutes of non-use to conserve batteries. * Measurement Range: 0-999 ppm. * Display: large and easy-to-r

Ideal for commercial use. Includes a carrying case with belt clip. Highly efficient and accurate due to its advanced microprocessor technology. FEATURES * Hold Function: saves measurements for convenient reading and recording. * Auto-off function: the meter shuts off automatically after -10 minutes of non-use to conserve batteries. * Measurement Range: 0-9990 ppm. From 0-999 ppm, the resolution is in increments of 1ppm. From 1000 to 9990 ppm, the resolution is in increments of 10ppm, indicated by a bl

A line of handheld TDS/EC meters with a sleek design that's perfect for today's modern kitchen. The AquaPro digital water testers are the next generation for today's tech-savvy and health-conscience consumer. * Automatic Temperature Compensation (ATC) * Water-resistant housing * Digital Calibration (push button) * Auto-off function, data-hold function and low-battery indicator. * Display: large and easy-to-read LCD screen includes simultaneous temperature reading. *Includes a cap and batteries. A

Ideal 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. * Measures electrical conductivity (EC), total dissolved solids (TDS) and temperature. * Three different calibration options (KCl, 442TM, NaCl), each with its own non-linear conversion factor. * Automatic Temperature Compensation (ATC) using three temperature

Ideal for all water purification applications, wastewater regulation, aquaculture, hydroponics, and colloidal silver. Features * Ideal for commercial use. Includes a carrying case with belt clip. * Highly efficient and accurate due to its advanced microprocessor technology. * Hold Function: saves measurements for convenient reading and recording. * Auto-off function: the meter shuts off automatically after 10 minutes of non-use to conserve batteries. * Measurement Range: 0-9990 µS. From 0-999 µS, th