Features: This PCIe to small PCIe adapter enable expansion with plug and play functionality, supporting small PCIe wireless card module without requiring driver. Features cable connection to PCIe and includes USB Bluetooth-compatible compatibility for wireless module. Ideal for developers, enthusiasts, and engineers seeking to enhancing projects with wireless connectivity or computing capabilities using small PCIe compatible hardware. Perfect for integrating WiFi/Bluetooth-compatible module into home setups, robotics, or networking projects, or adding accelerators for machine learning application Upgraded with this adapter, offering broad compatibility with small PCIe devices and effortless installation for wireless driven. Specifications: Size:Approx.65mm/2.56inch Package Includes: 1 Set Adapter 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.