There are many different ways to evolve a Pokemon in Pokemon GO, one of them being through the use of Lure Modules. Typically, these items are used to attract Pokemon to a PokeStop for a short time.

So you want to control some mains electrical (or lower voltage) item using your phone, perhaps? This single ESP8266 plug-in controls a relay that is built in to the module. An Android app (.apk) ...

This PCB was planed for Sainsmart 4-Channel 5V Relay Module. It is alss possible to measure the current if ACS712 is connected to the prepared header. ACS Generic male header - 3 pins pin spacing ...

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