The Lenovo storage upgrade kit is designed to enhance your storage accessories by providing a comprehensive solution for expanding your system's storage capabilities. This kit includes 2 SATA drive cables and 2 SATA/NVMe drive cables, catering to a variety of storage connection needs. Additionally, the package contains 4 M3x5 screws and a drive cage, ensuring you have everything needed for a smooth and efficient upgrade. Whether you're looking to increase your storage capacity or improve system performance, this upgrade kit offers a reliable and convenient solution.