This versatile expansion board transforms your ESP32 and ESP8266 setups
Enhance your microcontroller projects with this high-quality dual-layer expansion board, crafted from durable FR-4 material. Measuring 7.8 by 6.3 centimeters and 1.6 mm thick, it features a sleek green PCB that adds a vibrant touch to your setup. Designed specifically for 38-pin narrow-version ESP32 (such as NodeMCU-32S Lua) and ESP8266 ESP-12E development boards, it allows you to expand GPIO pins effortlessly. The board's double-sided design with tin-plated pads ensures reliable, stable connections and excellent signal transmission. Whether you prefer pin header connectors or screw terminals, this pre-assembled module is ready for immediate use, eliminating the need for soldering. It’s a practical, durable tool perfect for sophisticated smart home projects or advanced IoT systems.
Keys features of this ESP32 and ESP8266 expansion board
- Designed specifically for 38-pin narrow ESP32S boards like NodeMCU-32S Lua, offering seamless compatibility for versatile projects.
- Expands a single GPIO pin into two, facilitating complex wiring for smart home automation, robotics, or IoT applications.
- Constructed with high-quality FR-4 material, featuring dual layers and a 1.6 mm thickness for durability and stable electrical performance.
- Includes tin-plated solder pads for corrosion resistance and firm, reliable electrical contact, ensuring consistent signal flow.
- Two connection methods: pin header connectors and screw terminals, providing flexible wiring options based on your project needs.
- Pre-assembled design for easy installation with no soldering required, saving you time and effort during setup and deployment.
This expansion board makes your project setup easier—buy now!
Imagine your microcontroller projects running smoothly with this reliable expansion board working seamlessly with your 38-pin ESP32 or ESP8266 modules. Its durable design and versatile connection options empower you to create more complex, reliable, and professional IoT systems. Easy to install and built for stability, this module is your perfect companion for smart home, automation, and IoT projects. Don't miss the chance to elevate your electronics setup—order today to experience efficient, dependable connection expansion like never before. Make your projects more flexible and your workflow more productive with this essential upgrade.

















