Features: Suitable for RPi 5, 4B, and 3B+ models, enhancing your projects with LED functionalities. Featuring an LED extension capability, this PCB module allows you to effortlessly manage brightness, color, and pattern, bringing a new dimension to creation. Suitable for tech enthusiasts and developers, this expansion board is a perfect tool for those who love tinkering with programming languages to control LED lighting effect. Whether for educational purposes, home projects, or professional prototyping, this expansion board module provides a stable and high performances platform for application. Offering endless possibility for customization and experimentation. Specifications: Component:PCB Size:Approx.65x30.2mm/2.56x1.18inch Package Includes: 1Pc Expansion Board note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.