The HM Digital PH-80 and COM-80 has proven to be the MOST reliable pH meter and EC/TDS meter in its price range.
HM Digital pH-80 HydroTester
This pH Meter is ideal for testing applications such as hydroponics and gardening, pools and spas, aquariums and reef tanks, water ionizers, drinking water and more. The sleek, lightweight design is water-resistant, features one-touch automatic digital calibration, measures temperature, has automatic temperature compensation (ATC) and an LCD screen. This tester includes storage solution in a sponge embedded in a translucent cap, pH 7.0 buffer and batteries. This product carries a one-year warranty.
HM Digital pH-80 Features:
HM Digital EC/TDS HydroTester COM-80
The COM-80 is easily the most advanced economically priced, reliable EC/TDS meter on the market. The HM Digital EC/TDS HydroTester is a reliable EC/TDS meter that is ideal for testing applications such as hydroponics and gardening, pools and spas, aquariums and reef tanks, water ionizers, drinking water and more. With four scales, including microsiemens (µS), millisiemens (mS), parts per million (ppm) and parts per trillion (ppt), this water-resistant tester is excellent for nutrient testing, and the LCD screen displays simultaneous temperature reading. Measurements range from 0 to 9,990 µS, 0 to 5,000 ppm, 0 to 9.9 mS and 0 to 5.0 ppt. This product includes a protective cap and batteries and carries a one-year warranty.
HM Digital EC/TDS Features: