Admin Administrator Staff member Nov 21, 2018 22,511 1,030 44,560 May 26, 2021 #1 This maker has created a CO2 detecting ring powered by a Raspberry Pi RP2040 chip. 3D Printed RP2040 Powered Ring Measures CO2 : Read more
This maker has created a CO2 detecting ring powered by a Raspberry Pi RP2040 chip. 3D Printed RP2040 Powered Ring Measures CO2 : Read more