Description: The need for pH control of water is increasing day by day due their extensive use in water treatment plants, chemicals industry, food processing industries, neutralization industries, and many more. Our company provides an intelligently designed STM32G4 microcontroller-based fully automatic state-of-the-art ‘Alkaline water pH Control card’ for OEM.. That provides the most reliable method of examining and controlling the pH levels in water. It automatically checks and fine tunes the pH levels of water and helps in balancing the acidic as well as alkalinity levels.