Space button to open/close TkkrLab space.
When pressed the button send data via MQTT, node-red process this and return a color for the LED to show.
The physical buttons can be bought at ali express. We used the 22mm RGB Black Shell, 3-6V Momentary
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Space button to open/close TkkrLab space.
When pressed the button send data via MQTT, node-red process this and return a color for the LED to show.
The physical buttons can be bought at ali express. We used the 22mm RGB Black Shell, 3-6V Momentary