LitKit is a tiny little Attiny85 addressable RGB LED board that features only three required parts to be funtional: Attiny85, 0.1uF cermaic 0805 cap, and a 100 ohm 0805 resistor. That’s all!
Also features WS2812B 3535 on PCB, V+/GND/Data to daisy chain WS2812B LEDs to the main board, and solder pads for connecting a button.
To flash the board simply place the populated board on top of a USBTinyISP boards ISP port, press down to ensure contact and flash! ISP Programming holes are measured to tension fit LitKit in place when pressed into place.