Switching a device on or off from anywhere in the world is no longer a futuristic concept—it is practical and achievable ...

Building the circuit on a breadboard shows that this minimalist design works, but instead of building a tiny PCB to solder the ESP32 module to he attempted to build a sort of dead-bug support ...

[Alberto], who makes very nice-looking pinout diagrams for a number of our favorite chips and modules, has already made us an ESP32 module pinout diagram. And [Rudi] has been digging up nearly ...