As usual I’ll be using a NodeMCU board (I really did order a lot of them) which uses an ESP8266, but there’s no reason this would be difficult to achieve on an Arduino-based device.

10 thoughts on “ LED Ring Around The ESP8266 ” Cknopp says: September 12, 2015 at 1:10 pm A 3d printed disc shaped enclosure would allow for a large battery and a solar cell as well! Neat! ...