3D Printed RP2040 Powered Ring Measures CO2 #Wearables @guido_burger

Guido Burger has developed a tiny Raspberry Pi RP2040 powered CO2-detecting ring.

The ring is 3D-printed, features a CO2 sensor, and uses an RP2040 to interpret sensor data and trigger LEDs on a NeoPixel ring. The NeoPixel LEDs are programmed to respond to specific triggers. While the RP2040 board looks custom, it looks similar to the Adafruit QT Py RP2040.

Read more on Tom’s Hardware and Twitter.

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