Source code below! Arduino FastLED Tutorial introduces FastLED and provides connection info and programming steps to get a WS2812B rainbow up and running in one episode. All coding is shown live in Visual Studio Code, and results are displayed instantly on the ChipCam! Carl the cameraman assists. Links to parts used in this episode: IP65 Silicon Waterproof version of 5V BTF Light Strip. Infinity Mirror that we will modify to build our own: Link to MakerFocus ESP32 Module with 8M of PSRAM: DC Power Connectors to simplify hookups: That swanky stainless steel USB meter I use: And a nice non-stainless version at 1/3 the price: The above are Amazon affiliate links with commission at the wholesale level (ie: no increased cost to you). Here is a copy of the completed file from the end of the video: