Designed for Compatibility: This expansion board is tailored for 38-pin ESP32 boards including NodeMCU-32S, Lua, ESP-WROOM-32D/32U, and ESP-WROVER modules. It's the perfect tool for developers working on various ESP32-based development and prototyping projects, ensuring seamless integration and functionality. Flexible Powering Options: Equipped with three distinct power inputs - a DC jack, a Micro-USB, and a Type-C port - this board provides versatile power solutions. Whether in a lab setting or a makeshift workshop, you can power your ESP32 development board with ease, choosing the most convenient method available at the moment. Solder-Free, Hassle-Free: Enjoy the convenience of a solder-free setup with this breakout board. Simply slot your ESP32 into the provided socket and prototyping. This feature is especially beneficial for educators and beginners, making it an excellent tool for learning and quick iterations in development projects. Color: & Yellow Material: Plastic+Metal Package Contents: 1 x development board Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.