- Compatibility: Specifically designed for the 38-pin narrow version of the ESP32 without mounting holes. Not compatible with other versions, ensuring a perfect fit for your project. - Durable Double-Layer PCB: This expansion board features a double-layer design with wiring on both sides. This construction enhances circuit stability and reliability, eliminating issues with poor contact and unstable signal transmission. - GPIO Expansion: The breakout board expands one GPIO pin from the ESP32 development board, making it easier for users to utilize all pins in their smart home projects. A practical alternative to breadboards, it streamlines your development process. - Versatile Connections: Equipped with both a header pin and a screw terminal, this board provides flexible connection options to suit various applications. Choose the method that best fits your needs. Use Cases: 1. Smart Home Automation: Easily integrate multiple sensors and devices into your ESP32 projects, enhancing your smart home setup. 2. Prototyping: Perfect for developers and hobbyists looking to quickly prototype their ideas without the hassle of wiring issues. 3. Educational Projects: Ideal for teaching electronics and programming concepts, allowing students to focus on learning rather than troubleshooting connectivity problems. This expansion board is an essential tool for anyone working with the ESP32, combining compatibility, reliability, and versatility for a seamless development experience.