Value Testing Module Function and accuracy: Achieve precision measurements of acidity and alkalinity for laboratory, agricultural, and water applications, ensuring reliable readings for pHrelated analysis. Connectivity and compatibility: Features easy connectivity with multiple interfaces such as I2C and UART, enabling straightforward integration with microcontrollers and development boards. Target users and applications: Designed for researchers, farmers, and water agencies; suitable for scientific research, soil measurement, and ensuring safe water conditions. Data utility: In water, aquaculture, and soil testing contexts, provides data to support fertilization planning and enhance crop outcomes. Use scenarios: 1) Scientific research: Use in laboratory experiments to monitor acidity and alkalinity of samples and log results with a microcontroller. 2) Agriculture: Perform soil pH measurements across fields to inform fertilization strategies and crop management. 3) Water management: Monitor pH and alkalinity in irrigation water to maintain safe conditions for crops and aquaculture.