M5stack PM2.5 Air Quality Module (PMSA003) Waveshare NCV mode featuring synchronized buzzer

NCV mode featuring synchronized buzzer and light indications for clear alerts

double-click Shift to lock uppercase mode and double-click again to unlock

reducing host-side load for robotics and edge AI systems

3D structured light imaging (3D sensing)

M5stack PM2.5 Air Quality Module (PMSA003) Waveshare NCV mode featuring synchronized buzzerDescription The PM2. 5 Air Quality Module is a compact air quality detection module for M5Stack projects that need fast particulate data. Built around the PMSA003 sensor, this module calculates suspended particle concentrations in the air and supports air quality monitoring for everyday rooms, classrooms, workshops, and industrial nodes. Its stackable module format keeps integration simple while the PMSA003 sensor provides real time particulate