HM Digital EC/TDS Hydro Tester (COM-80)

The COM80 is easily the most advanced economically priced, reliable EC/TDS meter on the market. With its versatility and durability, it is ideal for testing applications such as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water, and more.

Why The COM-80?

• Measures electrical conductivity (EC), total dissolved solids (TDS). Excellent for nutrient testing.
• Four scales: EC: µS, mS; TDS: ppm, ppt
• Automatic Temperature Compensation (ATC)
• Water-resistant
• Auto-off function
• Large and easy-to-read LCD
• Simultaneous temperature reading
• Digital Calibration (push button) to any point within the meter's range