_:n8846553c958b4cd3abfef21804e5d70bxb0
<http://schema.org/description>
"Open-source modular toolkits for IoT devices based on ESP32-updated version of ESP8266. With stackable modules, user-friendly IDE, enabling rapid and high-quality prototyping, STEM education, engineering and mechanical use."
<https://shop.m5stack.com/blogs/blog/constellation-reference>