Skip to main content


To make the DIY process more accessible, I designed a small PCB.

You solder a Pro Micro board on one side and a D1 Mini on the other side (or NodeMCU board, depending on the PCB). You don't even have to solder all pins, just those mentioned in Connections.

Soldered PCBs
PCB Layout

Design Files

Order PCBs from OSHPark