QUICK OVERVIEW 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. Features : The perfect solution for breaking out the pins from Lua V3 Nodemcu. Small and Handy module. The spacing between mounting headers is 25.5 mm. It uses Lua scripting language programming. 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 USB power output only for NodeMCU v3 Package Includes : 1 x Nodemcu Baseboard NodeMcu Lua WIFI Development Board ESP8266 Serial Port Baseboard.