- Excitation source design minimizes probe polarization, delivering stable and repeatable TDS measurements over long-term use. - Wide voltage range 3.3 V to 5.5 V with a 0-3.3 V analog signal output that is compatible with 5 V and 3.3 V controllers. - The TDS Meter V1.0 development board provides a straightforward platform for measuring total dissolved solids in water. - Waterproof probe allows long-term immersion for continuous monitoring in wet environments. - Use scenario: Monitor TDS in a home aquarium or pond to maintain water quality for fish and plants. - Use scenario: Track nutrient concentration in hydroponic systems or irrigation solutions to support consistent plant growth. - Use scenario: Perform small-scale water quality testing in DIY projects or at-home analysis of drinking water, rainwater, or other water samples. - The board and probe are suitable for lab or field setups where reliable TDS measurements are required with compatible controller interfaces.