Features: Achieve high Precisions PHs measurements with PHs Value Testing Module, for laboratory, agricultural, and water quality monitoring applications, ensuring accurate acidity and alkalinity readings. Featurings easy connectivitys, this module for multiple interfaces like I2C and UART, allowing integration with microcontrollers or development boards for time PHs monitoring. for researcher, farmers, and water quality monitoring agencies, this module aids in scientific research, soil PHs measurement, and ensuring safe water conditions. for such as water, aquaculture, and soil testing, it provides PHs data to fertilization plan and enhances crop. With Sensors and detailed user guide, including sample code, developers can quickly implement tool in projects requiring precise PHs analysis and environmental monitoring. Specifications: Materials: PCB Package Includes: 1Set PHs Value Detection note: Please allow 0-1cm error due to manual measurement. make sure do not mind before bid. Due to the differences between different monitors, the picture may not reflect the actual of the item. Thank you!