This HDD caddy is designed to your laptop CD/DVD ROM drive and add a second hard drive, providing largecapacity storage in a compact form. It is available in 9.5mm and 12.7mm heights to fit common optical drive bays and supports seamless data backups and storage expansion without sacrificing portability or aesthetics. The design includes shockproof features to help safeguard critical information during movement. Key benefits Expands laptop storage by converting the optical drive bay into a second hard drive space, enabling quick data backups and storage expansion. Easy installation that does not require specialized tools or complex setup, helping you upgrade your storage quickly. Maintains the clean look and portability of your laptop while providing significantly more storage capacity. Shockproof features help protect data and enhance reliability in mobile use. Compatibility and specifications Fits laptop optical drive bays in 9.5mm and 12.7mm heights, designed to CD/DVD ROM drives. Specifically intended to accommodate a second hard drive, enabling additional storage without increasing overall device size. Built to integrate with standard laptop configurations that use an optical drive bay for expansion. Performance and practical use Enables largecapacity storage without the need for external USB drives, suitable for onthego data backups and media libraries. Designed to support daily data access, backups, and storage expansion for routine work, multimedia, and gaming applications. Use scenarios Travel and field work: Expand laptop storage for large files, project libraries, or media backups while keeping the device compact and portable. Office or professional use: Add a second drive for ongoing projects, documents, and media archives, reducing dependence on external drives. Home entertainment and gaming: Store a sizable media library or game collection locally for quick access and convenient setup, without extra clutter. Notes This caddy is intended to the laptop's CD/DVD ROM drive and add a second hard drive for enhanced storage capacity. Available in 9.5mm and 12.7mm heights to match common optical drive bay sizes. Includes shockproof design considerations to help protect data during movement and everyday use.