HM Digital AP-1 AquaPro Water Quality Total Dissolved Solids Tester, 0-5000 ppm TDS Range, 1 ppm Resolution, +/- 2% Readout Accuracy (Magnetic Body)
- Measures total dissolved solids (TDS) and temperature.
- Automatic Temperature Compensation (ATC).
- Magnetic body - store the meter on your fridge when not in use!.