sensor work with M5stack! pHは興味があるけど、忘れている分野 ① ② ③ ④ I want a good drink. https://tricountywater.com/what-is-alkaline-water-why-should-it-matter-to-mid-michigan-west-michigan-residents/ I forgot about pH. The taste of alcohol is related to pH. pHセンサをM5stackで動か せるようにしよう