Safe Development: This ESP8266 development board is safe and reliable, and can be extended to various application scenarios.
Smart Expansion: Expanding the GPIO pins on a development board to two greatly facilitates users to reuse pins for large scale intelligent projects.
Better in Design: The expansion board adopts a double layer design with pins on both sides, providing good stability and high reliability.
Perfect Matching: Highly compatible for ESP8266 ESP-12E development board, for NODEMCU V2 GPIO expansion board.
Easy to Install: Light in weight and compact in size as well, the convenient installation can be quickly completed in minutes.
