We made it a little easier for you to program your sonoff adapter with custom firmware.
![](https://interbiznw.com/wp-content/uploads/2019/10/4032-2268-max-1024x576.jpg)
Kit comes with adapter board shown and FTDI Mini USB to TTL Serial Converter
We made it a little easier for you to program your sonoff adapter with custom firmware.
Kit comes with adapter board shown and FTDI Mini USB to TTL Serial Converter