The particle monitor PCB is a high-precision "aerosol detection core" for tracking airborne particulate matter (PM1, PM2.5, PM10). Adaptable to indoor/outdoor environments, it resists humidity and dust accumulation, integrating laser scattering sensors, airflow control circuits, and data processing modules. With our SMT high-speed 贴片 technology ensuring precise alignment of optical components, it achieves accurate particle size classification and concentration measurement, supporting real-time data transmission via Wi-Fi/Bluetooth. Suitable for air purifiers, environmental monitoring stations, industrial workshops, and smart cities, providing data support for air quality improvement.