We use the excellent M5Stack to build a simple 1.21 PoS device that can be retrofitted into any device that turns a thing on for a period of time and have it accept bitcoin. https://github.com/arcbtc/M5Stack121 This is the super simple OpenNode version of the project, so you will have to make an OpenNode account: https://opennode.co/join/f774f2a0-1377-45e2-b719-6b821f24900d Follow me on twitter:
https://twitter.com/BTCSocialist Support the show by buying some “Buy Bitcoin” stamps
http://jigawatt.co/

More BTCIOT – M5Stack121ON, simple OpenNode PoS module Videos