The ESP8266 1S Breakout Adapter is designed to simplify the development and testing of ESP-01/ESP-01S WiFi modules. It features an 8-pin header, 2.54mm standard pitch, and clearly labeled pins (TX, RX, GND, VCC, etc.), making it easy to integrate with Arduino, ESP8266, and NodeMCU platforms. Ideal for IoT projects, DIY smart devices, and embedded systems development. Provides reliable connections and eliminates complex wiring.