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By m33600
#45369 Now we can test our prototypes harder without the fear of burning the modules.

This Dev Board is called copacabana.io (yes, from Brazil).

With 3 leds plus 1 from module, two ~1A power outputs and embedded 5A relay, sizing 1 square inch, maybe we are talking about the world's smallest yet strongest ESP8266 Dev Board around!
see video :