Fuhjythy ESP8266 Breakout Board GPIO 1 Into 2 for 38 Pins ESP8266 ESP-12E NodeMCU Development Board

[For ESP8266 ESP-12E]: It is fully compatible with for ESP8266 ESP-12E. [GPIO 1 into 2]: This expansion board can expand one GPIO pin of Development Board to two, which is convenient for users to reuse pins for large-scale smart home projects. [Double-Layer PCB]: The expansion board is a double-layer board. One pin is wired on both sides. Therefore, the circuit is stable and highly reliable, and there be no poor circuit contact and unstable signal transmission. [2 Type Connections]: Two connection methods: Pin Header Connector & Screw Terminal. Just select them according to your purpose. The board of this version has been soldered completely. No need to solder parts by yourself, which is very convenient to use.