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TDS Pocket Pen Meter HM Digital Handheld Portable Tester Thermometer TDS-3


HM Digital TRM-1 Triple In-Line TDS Monitor Total Dissolved Solids RO/DI Meter

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HM Digital DM-1 In-line Dual TDS Monitor Total Dissolved Solids RODI Tester Meter


HM Digital DM-1 In-line Dual TDS Monitor Total Dissolved Solids RODI Tester Meter


Dual TDS Meter

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DM-1: In-Line Dual TDS Monitor

The DM-1 is consumer friendly monitor measuring feed (input) water vs. product (output) water of a water filtration system at any time.
This device is ideal for Reverse Osmosis (RO), Deionized water (DI) filtration systems that work well in variety of application such as drinking or potable water, window cleaning, aquariums, hydroponics and many more.

Displays TDS levels feed water and product water with in & out electrode probes
Efficient and accurate with advanced microprocessor technology
Auto-Off function conserves battery power. (Shuts off automatically after 10 minutes of non-use)
Factory Calibrated (Meters can be recalibrated with a mini-screwdriver)
Measures from 0 to 9990ppm
Long-lasting batteries
Comes equipped with two 1/4 inch T-fittings
Installs quickly and easily

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