Description
TDS-3 Water Quality Meter
The TDS-3 is a portable meter for checking total dissolved solids (TDS) and temperature in water. Readings are shown on the LCD screen. It includes a removable protective cap and is suitable for use with aquariums, hydroponic systems, reverse-osmosis systems, pools, and water tanks.
Technical specifications
- TDS range: 0–9999 ppm (1 ppm resolution)
- Temperature range: 0–80 °C (0.1 °C resolution)
- Display: LCD showing TDS or temperature
- HOLD function: keeps the reading when the electrode is removed
- Auto shut-off: after 2 minutes of inactivity
- Power: 2 × 1.5 V LR44 batteries (included)
- Dimensions: 155 × 28 × 21 mm
- Weight: approximately 50 g without batteries
Typical applications
- Checking TDS readings in drinking water
- Aquariums and fish ponds
- Hydroponic systems and indoor gardens
- Checking reverse-osmosis filter output
- Pool and spa maintenance
Note: A TDS reading alone does not confirm that water is safe to drink.
Keywords: water, quality, osmosis, reverse osmosis, EC.
