Monitor your water quality with confidence using the HM Digital TDS-EZ Handheld TDS Meter, one of the most popular and cost-effective water testers available today. This compact, pen-style meter delivers precise TDS (Total Dissolved Solids) readings, helping you determine how pure your water is by measuring the concentration of dissolved substances in parts per million (ppm).
Featuring a sleek digital LCD display and a convenient hold function, the TDS-EZ lets you capture and review readings easily. It covers a broad testing range from 0 to 9990 ppm, suitable for a wide range of applications including drinking water testing, RO/DI system monitoring, hydroponics, aquarium maintenance, and pool water balancing. The unit comes factory-calibrated for accuracy and includes a protective cap, long-lasting batteries, and clear instructions for instant use.
Trusted by thousands of users worldwide, the TDS-EZ combines accuracy, portability, and simplicity—making it an essential tool for anyone who needs to test water quickly and reliably.
FEATURES
Hold Function
Auto-off Function
Includes a TDS chart sticker on the back of the meter that explains TDS values
Factory Calibrated with a 342 ppm NaCl solution. (Meter can be recalibrated with a mini-screwdriver).