Specification: _x005f_x000D_ Origin: Mainland China _x005f_x000D_ Describe: _x005f_x000D_ Design your own extended version, highly customized circuit to decorate your personal PI 2, A+, B+ using 0.1inch (2.54mm) prototype soldering holes to connect chips, resistors, LEDs, potentiometers, etc. _x005f_x000D_ All holes imitate the familiar breadboard connections, making them easy to use. There are also long strips for +3V, +5V and ground connections. _x005f_x000D_ It comes with a PCB and a 2x20 gold-plated header that mounts on top for Raspberry Pi. _x005f_x000D_ This version does not come with an EEPROM, so you don't need to worry about EEPROM address conflicts. _x005f_x000D_ You can use standard 2x20 female headers. _x005f_x000D_ This HAT Shields is only compatible for Raspberry Pi A+, B+ or Pi 2. _x005f_x000D_ It will not support for Raspberry Pi A and for Raspberry Pi B. _x005f_x000D_ Size: 66mm*56mm/2.6x2.2inch _x005f_x000D_ _x005f_x000D_ _x005f_x000D_ Note: _x005f_x000D_ Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! _x005f_x000D_ Please allow 1-2cm measuring deviation due to manual measurement. _x005f_x000D_ _x005f_x000D_ _x005f_x000D_ _x005f_x000D_ Included: _x005f_x000D_ 1 x DIY Prototype Expansion Board 1.Versatile Prototyping Platform: The DIY prototype expansion board serves as an excellent platform for prototyping and developing circuits for Raspberry Pi. It provides ample space for constructing your own circuits, allowing for more complex circuit designs to be implemented with ease. 2.Diverse Functionality for Raspberry Pi GPIO Pins: By leveraging the functionality for Raspberry Pi GPIO pins, this PCB shield board kit enables the implementation of a wide range of functions. It facilitates the creation of an electronic experimentation environment, allowing users to explore various projects and applications. 3.Easy Assembly and GPIO Compatibility: This DIY prototype expansion board is designed to be user-friendly and easy to assemble. It is fully compatible for Raspberry Pi GPIO pins, ensuring a seamless integration experience. Additionally, it features a write-protected ID EEPROM for enhanced security. 4.High-Quality Materials and Gold-plated Surface: The PCB shield red expansion board is constructed using premium materials, ensuring durability and longevity. The gold-plated surface prevents oxidation, guaranteeing stable and reliable connections. Moreover, all solder pads are plated through holes from top to bottom, further enhancing the board's robustness. 5.Abundant Space for Circuit Design: With its spacious layout, the expansion prototyping PCB board provides ample room for circuit design and component placement. This feature allows for more intricate and complex circuits to be realized, giving users the flexibility to create innovative projects and prototypes.