Features: The TL631 Diagnostic Card offers rapid fault detection by providing real time hardware status feedback, allowing users to quickly identify motherboard issues and save troubleshooting time. Featuring LED indicators, this diagnostic tool displays motherboard error codes in easy to understand digital format, ensuring quick problem identification. Ideal for IT repair professionals, DIY computer enthusiasts, and technical support staff efficient hardware issue diagnosis. Perfect for use in computer repair shops, home office environment, and educational institutions tool for confirming motherboard health and understanding diagnostic principles. With its broad compatibility with various desktop PC motherboards, the TL631 is a reliable solution for maintaining system stability and enhancing repair efficiency. Specifications: Component:PCB Size:Approx.7.8x5.18cm/3.07x2.03inch Package Includes: 1Pc Diagnostic Card 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.