spwifi module

The perfect solution for breaking out the pins from Lua V3 Nodemcu.
Lead-out all the IO ports of the ESP-12E development board
Lead out the pins of 5V and 3.3V power supply
Convenient to connect with peripheral modules
Onboard 5V / 1A DC-DC step-down converter circuit
Onboard power indicator
With DC power jack 6-24V.