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Waterproof In line TDS meter
HM Digital DM2 Industrial Dual TDS Meter Reverse Osmosis Water Tester
Designed for commercial/industrial applications.
Stronger, water-resistant casing.
Improved design, including an extra large, easy-to-read LCD display
Longer, water proof, shielded cables. Variable mounting bracket.
Supplied with Tee quick fit 1/4"
Power source: 2 x AA batteries (included)
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