







Digital TDS Meter A11 with Hold Function and Backlit Display
✅ Read it after lifting. The hold function keeps the reading on screen once the meter leaves the sample, so you can note it down.
✅ See it in dim light. The display is backlit, so the value stays legible when the sample is taken somewhere without bright light.
✅ Compare several samples. The listed range runs to 9,990 ppm, so readings from different samples can be compared on one scale.
✅ Battery lasts between tests. Automatic shutoff after one minute limits drain on the included battery between readings.
Hold the Reading, Then Write It Down
A handheld A11 meter for comparing total dissolved solids between water samples, with a hold function and a backlit screen. The listed range runs to 9,990 ppm, and the meter switches itself off after a minute. A TDS reading does not establish drinking-water safety.
Technical details
- Model A11
- listed range 0–9,990 ppm
- backlit display
- automatic shutoff after one minute
- battery included
- A TDS reading does not establish drinking-water safety















Take a reading, hold it, and note the value for the next sample.
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