Careful! https://senecaeffect.substack.com/p/the-other-side-of-co2
Not sure about the SD cards he recommends. Use Swissbit SD cards. But they will cost you. Mouser is your friend.
Careful! https://senecaeffect.substack.com/p/the-other-side-of-co2
Not sure about the SD cards he recommends. Use Swissbit SD cards. But they will cost you. Mouser is your friend.