Hi!
This video of mine should be very interesting for everyone that is into IoT.
I bought a couple of cheap smart home light bulbs based on the ESP8266 and took them apart to flash my own firmware onto them.
Have a look:
https://www.youtube.com/watch?v=_2yjB6T9uC8
I don’t have the time to be very active in this forum, but as a new Seeed Ranger, I feel like the least I can do is share my projects 
Cheers
That’s a nice one stefan, thanks for sharing .