Features: Brand new and high quality Easily protect your SBC system with the SKSM Board. Safely save file before shutting down your Printers, ensuring safety of your system. Power your for RPi 3 and 4 directly through the USB A port on the SKSM Board. Enjoy a stable 3A output, preventing any current problem during use. Design for 3D printing enthusiasts, this Board is a necessary for your Printers. Crafted from plastic, it enhances performances and caters to the needs of hobbyists and users. Perfect for various 3D printing applications, the SKSM Board is suitable for both hobbyists and users. From intricate designs to functional prototypes, it ensures result use. Upgraded your 3D Printers with the SKSM Board. Enhances your creativity with this essential component. Improve your Printers today for better performances. Specifications: Material:Plastic Size:Approx.50.2x39.4mm/1.98x1.55inch Package Includes: 1 Set Shutdown Board note: 1.Please allow 1-2cm errors due to manual measurement, make 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.