M5Stack Air Quality Kit v1.1 with Stamp-S3A (M5StampS3A)

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M5Stack Air Quality Kit v1.1 offers an integrated low-power air quality monitoring device that adopts M5Stack's Stamp-S3A master control with an enhanced Wi-Fi^® antenna design and improved power consumption overall. The K131-V11 features a 1.54" e-ink screen with a resolution of 200 x 200, along with a SEN55 multifunctional air quality sensor and an SCD40 CO₂ sensor. This kit can monitor particulates (PM1.0, PM2.5, PM4, and PM10) as well as temperature, humidity, VOC, and CO₂ concentration in the air. The integrated 600mAh lithium battery and low-power real-time clock (RTC) management circuit enable sleep and timed wake-up functions. Air quality data from the M5Stack v1.1 kit can be uploaded to the M5Stack Ezdata cloud platform, providing users with a convenient remote data viewing function for homes, schools, medical environments, and industrial sites.