Advanced Infrared Technology: The MH-Z19C sensor utilizes cutting-edge infrared technology to accurately monitor carbon dioxide levels in various environments, ensuring reliable readings from 0 to 5000ppm. Versatile Output Options: Equipped with both UART and PWM wave outputs, this sensor module offers flexible integration options for a wide range of applications, from HVAC systems to indoor air quality monitoring. Comprehensive Detection Range: Capable of detecting CO2 concentrations from 0 to 5000ppm, this sensor is ideal for use in both residential and commercial settings, providing essential data for air quality management. Easy Installation with Included Cable: The package includes a cable to facilitate quick and hassle-free setup, allowing you to start monitoring air quality without needing additional accessories or complex installations. Parameters: The MH-Z19C CO2 gas sensor is a commonly used, small sensor that uses non-dispersive infrared (NDIR) technology to detect gases in the air. It features good selectivity, is oxygen-independent, has a long lifespan, and built-in temperature compensation. It offers simultaneous use of RCA digital and waveform outputs for ease of use. This high-performance sensor combines mature infrared absorption gas detection technology with precise optical path design and complex circuit design. Features: The MH-Z19C CO2 gas sensor features high sensitivity and high resolution. It provides various output modes, such as UART and PWM waveform. It is water-resistant and free from vapor interference and poisoning. It features temperature compensation and excellent linear output. It has low power consumption, good stability, and long lifespan. It is widely used in HVAC refrigeration and indoor air quality monitoring. Product Specificati